Q: What is the sum of all factors of the number 689,980 including 689,980?
A: 1,449,000
The factors of the number 689,980 are: 1, 2, 4, 5, 10, 20, 34499, 68998, 137996, 172495, 344990, 689980.
If you add them up, you will get the total of 1,449,000.