Q: What is the sum of all factors of the number 253,960 excluding 253,960?
A: 399,800
The factors of the number 253,960 are: 1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 907, 1814, 3628, 4535, 6349, 7256, 9070, 12698, 18140, 25396, 31745, 36280, 50792, 63490, 126980, 253960.
If you add them up, you will get the total of 254,359. Now subtract 253,960 to get 399,800