Q: What is the sum of all factors of the number 1,380,880 excluding 1,380,880?
A: 1,915,784
The factors of the number 1,380,880 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 421, 656, 820, 842, 1640, 1684, 2105, 3280, 3368, 4210, 6736, 8420, 16840, 17261, 33680, 34522, 69044, 86305, 138088, 172610, 276176, 345220, 690440, 1380880.
If you add them up, you will get the total of 1,380,881. Now subtract 1,380,880 to get 1,915,784