Q: What is the sum of all factors of the number 679,660 excluding 679,660?
A: 832,340
The factors of the number 679,660 are: 1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1999, 3998, 7996, 9995, 19990, 33983, 39980, 67966, 135932, 169915, 339830, 679660.
If you add them up, you will get the total of 680,492. Now subtract 679,660 to get 832,340