888924980

素因数分解:

$2^2\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{40739}}^1$

素因数の和:41839

約数の個数: 24

約数和(自身を含む): 1868499360

約数和(自身を除く): 979574380

約数列:

[1, 2, 4, 5, 10, 20, 1091, 2182, 4364, 5455, 10910, 21820, 40739, 81478, 162956, 203695, 407390, 814780, 44446249, 88892498, 177784996, 222231245, 444462490, 888924980]

約数ペア:

[(1, 888924980), (2, 444462490), (4, 222231245), (5, 177784996), (10, 88892498), (20, 44446249), (1091, 814780), (2182, 407390), (4364, 203695), (5455, 162956), (10910, 81478), (21820, 40739)]