742180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{863}}^1$

素因数の和:915

約数の個数: 24

約数和(自身を含む): 1596672

約数和(自身を除く): 854492

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 863, 1726, 3452, 4315, 8630, 17260, 37109, 74218, 148436, 185545, 371090, 742180]

約数ペア:

[(1, 742180), (2, 371090), (4, 185545), (5, 148436), (10, 74218), (20, 37109), (43, 17260), (86, 8630), (172, 4315), (215, 3452), (430, 1726), (860, 863)]