8246540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{223}}^1$

素因数の和:318

約数の個数: 36

約数和(自身を含む): 17809344

約数和(自身を除く): 9562804

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 223, 430, 446, 860, 892, 1115, 1849, 2230, 3698, 4460, 7396, 9245, 9589, 18490, 19178, 36980, 38356, 47945, 95890, 191780, 412327, 824654, 1649308, 2061635, 4123270, 8246540]

約数ペア:

[(1, 8246540), (2, 4123270), (4, 2061635), (5, 1649308), (10, 824654), (20, 412327), (43, 191780), (86, 95890), (172, 47945), (215, 38356), (223, 36980), (430, 19178), (446, 18490), (860, 9589), (892, 9245), (1115, 7396), (1849, 4460), (2230, 3698)]