8456920

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1871}}^1$

素因数の和:1995

約数の個数: 32

約数和(自身を含む): 19206720

約数和(自身を除く): 10749800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 1871, 2260, 3742, 4520, 7484, 9355, 14968, 18710, 37420, 74840, 211423, 422846, 845692, 1057115, 1691384, 2114230, 4228460, 8456920]

約数ペア:

[(1, 8456920), (2, 4228460), (4, 2114230), (5, 1691384), (8, 1057115), (10, 845692), (20, 422846), (40, 211423), (113, 74840), (226, 37420), (452, 18710), (565, 14968), (904, 9355), (1130, 7484), (1871, 4520), (2260, 3742)]