10218220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16481}}^1$

素因数の和:16521

約数の個数: 24

約数和(自身を含む): 22151808

約数和(自身を除く): 11933588

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 16481, 32962, 65924, 82405, 164810, 329620, 510911, 1021822, 2043644, 2554555, 5109110, 10218220]

約数ペア:

[(1, 10218220), (2, 5109110), (4, 2554555), (5, 2043644), (10, 1021822), (20, 510911), (31, 329620), (62, 164810), (124, 82405), (155, 65924), (310, 32962), (620, 16481)]