38636980

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{8663}}^1$

素因数の和:8895

約数の個数: 24

約数和(自身を含む): 81510912

約数和(自身を除く): 42873932

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 8663, 17326, 34652, 43315, 86630, 173260, 1931849, 3863698, 7727396, 9659245, 19318490, 38636980]

約数ペア:

[(1, 38636980), (2, 19318490), (4, 9659245), (5, 7727396), (10, 3863698), (20, 1931849), (223, 173260), (446, 86630), (892, 43315), (1115, 34652), (2230, 17326), (4460, 8663)]