8113220

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{5557}}^1$

素因数の和:5639

約数の個数: 24

約数和(自身を含む): 17274264

約数和(自身を除く): 9161044

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 5557, 11114, 22228, 27785, 55570, 111140, 405661, 811322, 1622644, 2028305, 4056610, 8113220]

約数ペア:

[(1, 8113220), (2, 4056610), (4, 2028305), (5, 1622644), (10, 811322), (20, 405661), (73, 111140), (146, 55570), (292, 27785), (365, 22228), (730, 11114), (1460, 5557)]