20403201415

素因数分解:

$5^1\times {\mathrm{521}}^1\times {\mathrm{709}}^1\times {\mathrm{11047}}^1$

素因数の和:12282

約数の個数: 16

約数和(自身を含む): 24567658560

約数和(自身を除く): 4164457145

約数列:

[1, 5, 521, 709, 2605, 3545, 11047, 55235, 369389, 1846945, 5755487, 7832323, 28777435, 39161615, 4080640283, 20403201415]

約数ペア:

[(1, 20403201415), (5, 4080640283), (521, 39161615), (709, 28777435), (2605, 7832323), (3545, 5755487), (11047, 1846945), (55235, 369389)]