4240540

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1423}}^1$

素因数の和:1581

約数の個数: 24

約数和(自身を含む): 8971200

約数和(自身を除く): 4730660

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1423, 1490, 2846, 2980, 5692, 7115, 14230, 28460, 212027, 424054, 848108, 1060135, 2120270, 4240540]

約数ペア:

[(1, 4240540), (2, 2120270), (4, 1060135), (5, 848108), (10, 424054), (20, 212027), (149, 28460), (298, 14230), (596, 7115), (745, 5692), (1423, 2980), (1490, 2846)]