87913960

素因数分解:

$2^3\times 5^1\times {\mathrm{2197849}}^1$

素因数の和:2197860

約数の個数: 16

約数和(自身を含む): 197806500

約数和(自身を除く): 109892540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2197849, 4395698, 8791396, 10989245, 17582792, 21978490, 43956980, 87913960]

約数ペア:

[(1, 87913960), (2, 43956980), (4, 21978490), (5, 17582792), (8, 10989245), (10, 8791396), (20, 4395698), (40, 2197849)]