Q: What is the sum of all factors of the number 431,920 excluding 431,920?
A: 572,480
The factors of the number 431,920 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5399, 10798, 21596, 26995, 43192, 53990, 86384, 107980, 215960, 431920.
If you add them up, you will get the total of 432,492. Now subtract 431,920 to get 572,480