Q: What is the sum of all factors of the number 1,800,380 excluding 1,800,380?
A: 1,980,460
The factors of the number 1,800,380 are: 1, 2, 4, 5, 10, 20, 90019, 180038, 360076, 450095, 900190, 1800380.
If you add them up, you will get the total of 1,800,381. Now subtract 1,800,380 to get 1,980,460