201453940

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{12239}}^1$

素因数の和:13071

約数の個数: 24

約数和(自身を含む): 423601920

約数和(自身を除く): 222147980

約数列:

[1, 2, 4, 5, 10, 20, 823, 1646, 3292, 4115, 8230, 12239, 16460, 24478, 48956, 61195, 122390, 244780, 10072697, 20145394, 40290788, 50363485, 100726970, 201453940]

約数ペア:

[(1, 201453940), (2, 100726970), (4, 50363485), (5, 40290788), (10, 20145394), (20, 10072697), (823, 244780), (1646, 122390), (3292, 61195), (4115, 48956), (8230, 24478), (12239, 16460)]