542660

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:683

約数の個数: 24

約数和(自身を含む): 1167936

約数和(自身を除く): 625276

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 631, 860, 1262, 2524, 3155, 6310, 12620, 27133, 54266, 108532, 135665, 271330, 542660]

約数ペア:

[(1, 542660), (2, 271330), (4, 135665), (5, 108532), (10, 54266), (20, 27133), (43, 12620), (86, 6310), (172, 3155), (215, 2524), (430, 1262), (631, 860)]