Q: What is the sum of all factors of the number 420,340 excluding 420,340?
A: 462,416
The factors of the number 420,340 are: 1, 2, 4, 5, 10, 20, 21017, 42034, 84068, 105085, 210170, 420340.
If you add them up, you will get the total of 420,802. Now subtract 420,340 to get 462,416