28934480

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3581}}^1$

素因数の和:3695

約数の個数: 40

約数和(自身を含む): 67957704

約数和(自身を除く): 39023224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 3581, 4040, 7162, 8080, 14324, 17905, 28648, 35810, 57296, 71620, 143240, 286480, 361681, 723362, 1446724, 1808405, 2893448, 3616810, 5786896, 7233620, 14467240, 28934480]

約数ペア:

[(1, 28934480), (2, 14467240), (4, 7233620), (5, 5786896), (8, 3616810), (10, 2893448), (16, 1808405), (20, 1446724), (40, 723362), (80, 361681), (101, 286480), (202, 143240), (404, 71620), (505, 57296), (808, 35810), (1010, 28648), (1616, 17905), (2020, 14324), (3581, 8080), (4040, 7162)]