Q: What is the sum of all factors of the number 255,303,400 excluding 255,303,400?

A: 392,244,440

Why is 392,244,440 the sum of all factors of 255,303,400, excluding 255,303,400?

The factors of the number 255,303,400 are: 1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 116047, 232094, 464188, 580235, 928376, 1160470, 1276517, 2320940, 2553034, 2901175, 4641880, 5106068, 5802350, 6382585, 10212136, 11604700, 12765170, 23209400, 25530340, 31912925, 51060680, 63825850, 127651700, 255303400.

If you add them up, you will get the total of 255,303,792. Now subtract 255,303,400 to get 392,244,440