Q: What is the sum of all factors of the number 401,840 excluding 401,840?
A: 532,624
The factors of the number 401,840 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5023, 10046, 20092, 25115, 40184, 50230, 80368, 100460, 200920, 401840.
If you add them up, you will get the total of 402,372. Now subtract 401,840 to get 532,624