Q: What is the sum of all factors of the number 280,490 excluding 280,490?
A: 296,662
The factors of the number 280,490 are: 1, 2, 5, 7, 10, 14, 35, 70, 4007, 8014, 20035, 28049, 40070, 56098, 140245, 280490.
If you add them up, you will get the total of 280,786. Now subtract 280,490 to get 296,662