Q: What is the sum of all factors of the number 256,580 excluding 256,580?
A: 282,280
The factors of the number 256,580 are: 1, 2, 4, 5, 10, 20, 12829, 25658, 51316, 64145, 128290, 256580.
If you add them up, you will get the total of 256,862. Now subtract 256,580 to get 282,280