Q: What is the sum of all factors of the number 1,209,404 including 1,209,404?
A: 2,472,960
The factors of the number 1,209,404 are: 1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 919, 1316, 1838, 3676, 6433, 12866, 25732, 43193, 86386, 172772, 302351, 604702, 1209404.
If you add them up, you will get the total of 2,472,960.