40000510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19139}}^1$

素因数の和:19176

約数の個数: 32

約数和(自身を含む): 82684800

約数和(自身を除く): 42684290

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 19139, 38278, 95695, 191390, 210529, 363641, 421058, 727282, 1052645, 1818205, 2105290, 3636410, 4000051, 8000102, 20000255, 40000510]

約数ペア:

[(1, 40000510), (2, 20000255), (5, 8000102), (10, 4000051), (11, 3636410), (19, 2105290), (22, 1818205), (38, 1052645), (55, 727282), (95, 421058), (110, 363641), (190, 210529), (209, 191390), (418, 95695), (1045, 38278), (2090, 19139)]