40280828

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{13967}}^1$

素因数の和:14081

約数の個数: 24

約数和(自身を含む): 81349632

約数和(自身を除く): 41068804

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 13967, 27934, 55868, 97769, 195538, 391076, 1438601, 2877202, 5754404, 10070207, 20140414, 40280828]

約数ペア:

[(1, 40280828), (2, 20140414), (4, 10070207), (7, 5754404), (14, 2877202), (28, 1438601), (103, 391076), (206, 195538), (412, 97769), (721, 55868), (1442, 27934), (2884, 13967)]