28070180

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{5179}}^1$

素因数の和:5459

約数の個数: 24

約数和(自身を含む): 59176320

約数和(自身を除く): 31106140

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 5179, 5420, 10358, 20716, 25895, 51790, 103580, 1403509, 2807018, 5614036, 7017545, 14035090, 28070180]

約数ペア:

[(1, 28070180), (2, 14035090), (4, 7017545), (5, 5614036), (10, 2807018), (20, 1403509), (271, 103580), (542, 51790), (1084, 25895), (1355, 20716), (2710, 10358), (5179, 5420)]