Thanks for your query,based on the facts that you have posted it appears that you have done your semen analysis
which revealed low Sperm count
Following general measure will help you to increase sperm count
1) Practice regular exercise for 45 minutes followed by meditation
for 1/2 an hour in the morning.
2) Take high protein diet rich in vegetables and fruits and Vitamin A,C,D,E.and Zinc
3)Take anti oxidants like Almonds 5-6 everyday..
4) Avoid alcohol and smoking..
You can try drugs like Clomifen .That may also help to increase sperm count