Q: What is the sum of all factors of the number 419,740 excluding 419,740?
A: 491,492
The factors of the number 419,740 are: 1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 677, 1354, 2708, 3385, 6770, 13540, 20987, 41974, 83948, 104935, 209870, 419740.
If you add them up, you will get the total of 420,231. Now subtract 419,740 to get 491,492