Q: What is the sum of all factors of the number 1,978,220 excluding 1,978,220?
A: 2,176,084
The factors of the number 1,978,220 are: 1, 2, 4, 5, 10, 20, 98911, 197822, 395644, 494555, 989110, 1978220.
If you add them up, you will get the total of 1,978,222. Now subtract 1,978,220 to get 2,176,084