20161594820

素因数分解:

$2^2\times 5^1\times {\mathrm{2957}}^1\times {\mathrm{340913}}^1$

素因数の和:343879

約数の個数: 24

約数和(自身を含む): 42353791704

約数和(自身を除く): 22192196884

約数列:

[1, 2, 4, 5, 10, 20, 2957, 5914, 11828, 14785, 29570, 59140, 340913, 681826, 1363652, 1704565, 3409130, 6818260, 1008079741, 2016159482, 4032318964, 5040398705, 10080797410, 20161594820]

約数ペア:

[(1, 20161594820), (2, 10080797410), (4, 5040398705), (5, 4032318964), (10, 2016159482), (20, 1008079741), (2957, 6818260), (5914, 3409130), (11828, 1704565), (14785, 1363652), (29570, 681826), (59140, 340913)]