Q: What is the sum of all factors of the number 645,674,730 excluding 645,674,730?
A: 903,944,694
The factors of the number 645,674,730 are: 1, 2, 3, 5, 6, 10, 15, 30, 21522491, 43044982, 64567473, 107612455, 129134946, 215224910, 322837365, 645674730.
If you add them up, you will get the total of 645,675,633. Now subtract 645,674,730 to get 903,944,694