Q: What is the sum of all factors of the number 279,580 including 279,580?
A: 671,328
The factors of the number 279,580 are: 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1997, 3994, 7988, 9985, 13979, 19970, 27958, 39940, 55916, 69895, 139790, 279580.
If you add them up, you will get the total of 671,328.