Q: What is the sum of all factors of the number 1,661,404 excluding 1,661,404?
A: 1,257,540
The factors of the number 1,661,404 are: 1, 2, 4, 313, 626, 1252, 1327, 2654, 5308, 415351, 830702, 1661404.
If you add them up, you will get the total of 1,661,405. Now subtract 1,661,404 to get 1,257,540