Q: What is the sum of all factors of the number 401,830 excluding 401,830?
A: 450,938
The factors of the number 401,830 are: 1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 281, 286, 562, 715, 1405, 1430, 2810, 3091, 3653, 6182, 7306, 15455, 18265, 30910, 36530, 40183, 80366, 200915, 401830.
If you add them up, you will get the total of 402,280. Now subtract 401,830 to get 450,938