40277620

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{2447}}^1$

素因数の和:3279

約数の個数: 24

約数和(自身を含む): 84720384

約数和(自身を除く): 44442764

約数列:

[1, 2, 4, 5, 10, 20, 823, 1646, 2447, 3292, 4115, 4894, 8230, 9788, 12235, 16460, 24470, 48940, 2013881, 4027762, 8055524, 10069405, 20138810, 40277620]

約数ペア:

[(1, 40277620), (2, 20138810), (4, 10069405), (5, 8055524), (10, 4027762), (20, 2013881), (823, 48940), (1646, 24470), (2447, 16460), (3292, 12235), (4115, 9788), (4894, 8230)]