1291740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{21529}}^1$

素因数の和:21541

約数の個数: 24

約数和(自身を含む): 3617040

約数和(自身を除く): 2325300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 21529, 43058, 64587, 86116, 107645, 129174, 215290, 258348, 322935, 430580, 645870, 1291740]

約数ペア:

[(1, 1291740), (2, 645870), (3, 430580), (4, 322935), (5, 258348), (6, 215290), (10, 129174), (12, 107645), (15, 86116), (20, 64587), (30, 43058), (60, 21529)]