Q: What is the sum of all factors of the number 1,253,420 excluding 1,253,420?
A: 1,810,900
The factors of the number 1,253,420 are: 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1279, 2558, 5116, 6395, 8953, 12790, 17906, 25580, 35812, 44765, 62671, 89530, 125342, 179060, 250684, 313355, 626710, 1253420.
If you add them up, you will get the total of 1,253,421. Now subtract 1,253,420 to get 1,810,900