Q: What is the sum of all factors of the number 653,970 excluding 653,970?
A: 915,630
The factors of the number 653,970 are: 1, 2, 3, 5, 6, 10, 15, 30, 21799, 43598, 65397, 108995, 130794, 217990, 326985, 653970.
If you add them up, you will get the total of 654,885. Now subtract 653,970 to get 915,630