Divisor Sum of 24,885

Example of Divisor Sum of Integer

 * $\map {\sigma_1} {24 \, 885} = 49 \, 920$

where $\sigma_1$ denotes the divisor sum function.

Proof
We have that:
 * $24 \, 885 = 3^2 \times 5 \times 7 \times 79$

Hence: