2780372

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{911}}^1$

素因数の和:1031

約数の個数: 24

約数和(自身を含む): 5617920

約数和(自身を除く): 2837548

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 911, 1526, 1822, 3052, 3644, 6377, 12754, 25508, 99299, 198598, 397196, 695093, 1390186, 2780372]

約数ペア:

[(1, 2780372), (2, 1390186), (4, 695093), (7, 397196), (14, 198598), (28, 99299), (109, 25508), (218, 12754), (436, 6377), (763, 3644), (911, 3052), (1526, 1822)]