Q: What is the sum of all factors of the number 402,580 excluding 402,580?
A: 442,880
The factors of the number 402,580 are: 1, 2, 4, 5, 10, 20, 20129, 40258, 80516, 100645, 201290, 402580.
If you add them up, you will get the total of 403,022. Now subtract 402,580 to get 442,880