Q: What is the sum of all factors of the number 420,124,340 excluding 420,124,340?
A: 462,136,816
The factors of the number 420,124,340 are: 1, 2, 4, 5, 10, 20, 21006217, 42012434, 84024868, 105031085, 210062170, 420124340.
If you add them up, you will get the total of 420,124,802. Now subtract 420,124,340 to get 462,136,816