Q: What is the sum of all factors of the number 5,450 excluding 5,450?
A: 4,780
The factors of the number 5,450 are: 1, 2, 5, 10, 25, 50, 109, 218, 545, 1090, 2725, 5450.
If you add them up, you will get the total of 5,454. Now subtract 5,450 to get 4,780