Q: What is the sum of all factors of the number 286,420 excluding 286,420?
A: 315,104
The factors of the number 286,420 are: 1, 2, 4, 5, 10, 20, 14321, 28642, 57284, 71605, 143210, 286420.
If you add them up, you will get the total of 286,735. Now subtract 286,420 to get 315,104