289435180

素因数分解:

$2^2\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{11833}}^1$

素因数の和:13065

約数の個数: 24

約数和(自身を含む): 608362272

約数和(自身を除く): 318927092

約数列:

[1, 2, 4, 5, 10, 20, 1223, 2446, 4892, 6115, 11833, 12230, 23666, 24460, 47332, 59165, 118330, 236660, 14471759, 28943518, 57887036, 72358795, 144717590, 289435180]

約数ペア:

[(1, 289435180), (2, 144717590), (4, 72358795), (5, 57887036), (10, 28943518), (20, 14471759), (1223, 236660), (2446, 118330), (4892, 59165), (6115, 47332), (11833, 24460), (12230, 23666)]