Q: What is the sum of all factors of the number 1,421,390 excluding 1,421,390?
A: 1,272,130
The factors of the number 1,421,390 are: 1, 2, 5, 10, 19, 38, 95, 190, 7481, 14962, 37405, 74810, 142139, 284278, 710695, 1421390.
If you add them up, you will get the total of 1,421,391. Now subtract 1,421,390 to get 1,272,130