15528064940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10935257}}^1$

素因数の和:10935337

約数の個数: 24

約数和(自身を含む): 33068220192

約数和(自身を除く): 17540155252

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 10935257, 21870514, 43741028, 54676285, 109352570, 218705140, 776403247, 1552806494, 3105612988, 3882016235, 7764032470, 15528064940]

約数ペア:

[(1, 15528064940), (2, 7764032470), (4, 3882016235), (5, 3105612988), (10, 1552806494), (20, 776403247), (71, 218705140), (142, 109352570), (284, 54676285), (355, 43741028), (710, 21870514), (1420, 10935257)]