42021380

素因数分解:

$2^2\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{1861}}^1$

素因数の和:2999

約数の個数: 24

約数和(自身を含む): 88370520

約数和(自身を除く): 46349140

約数列:

[1, 2, 4, 5, 10, 20, 1129, 1861, 2258, 3722, 4516, 5645, 7444, 9305, 11290, 18610, 22580, 37220, 2101069, 4202138, 8404276, 10505345, 21010690, 42021380]

約数ペア:

[(1, 42021380), (2, 21010690), (4, 10505345), (5, 8404276), (10, 4202138), (20, 2101069), (1129, 37220), (1861, 22580), (2258, 18610), (3722, 11290), (4516, 9305), (5645, 7444)]