Q: What is the sum of all factors of the number 309,700 excluding 309,700?
A: 402,060
The factors of the number 309,700 are: 1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 163, 190, 326, 380, 475, 652, 815, 950, 1630, 1900, 3097, 3260, 4075, 6194, 8150, 12388, 15485, 16300, 30970, 61940, 77425, 154850, 309700.
If you add them up, you will get the total of 310,102. Now subtract 309,700 to get 402,060