66535580

素因数分解:

$2^2\times 5^1\times {\mathrm{1373}}^1\times {\mathrm{2423}}^1$

素因数の和:3805

約数の個数: 24

約数和(自身を含む): 139884192

約数和(自身を除く): 73348612

約数列:

[1, 2, 4, 5, 10, 20, 1373, 2423, 2746, 4846, 5492, 6865, 9692, 12115, 13730, 24230, 27460, 48460, 3326779, 6653558, 13307116, 16633895, 33267790, 66535580]

約数ペア:

[(1, 66535580), (2, 33267790), (4, 16633895), (5, 13307116), (10, 6653558), (20, 3326779), (1373, 48460), (2423, 27460), (2746, 24230), (4846, 13730), (5492, 12115), (6865, 9692)]