491060

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1$

素因数の和:623

約数の個数: 24

約数和(自身を含む): 1057056

約数和(自身を除く): 565996

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 571, 860, 1142, 2284, 2855, 5710, 11420, 24553, 49106, 98212, 122765, 245530, 491060]

約数ペア:

[(1, 491060), (2, 245530), (4, 122765), (5, 98212), (10, 49106), (20, 24553), (43, 11420), (86, 5710), (172, 2855), (215, 2284), (430, 1142), (571, 860)]