Q: What is the sum of all factors of the number 431,680 excluding 431,680?
A: 665,600
The factors of the number 431,680 are: 1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 71, 76, 80, 95, 142, 152, 160, 190, 284, 304, 320, 355, 380, 568, 608, 710, 760, 1136, 1216, 1349, 1420, 1520, 2272, 2698, 2840, 3040, 4544, 5396, 5680, 6080, 6745, 10792, 11360, 13490, 21584, 22720, 26980, 43168, 53960, 86336, 107920, 215840, 431680.
If you add them up, you will get the total of 432,345. Now subtract 431,680 to get 665,600