Q: What is the sum of all factors of the number 1,331,620 excluding 1,331,620?
A: 1,490,780
The factors of the number 1,331,620 are: 1, 2, 4, 5, 10, 20, 139, 278, 479, 556, 695, 958, 1390, 1916, 2395, 2780, 4790, 9580, 66581, 133162, 266324, 332905, 665810, 1331620.
If you add them up, you will get the total of 1,331,621. Now subtract 1,331,620 to get 1,490,780