74745140

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{16759}}^1$

素因数の和:16991

約数の個数: 24

約数和(自身を含む): 157678080

約数和(自身を除く): 82932940

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 16759, 33518, 67036, 83795, 167590, 335180, 3737257, 7474514, 14949028, 18686285, 37372570, 74745140]

約数ペア:

[(1, 74745140), (2, 37372570), (4, 18686285), (5, 14949028), (10, 7474514), (20, 3737257), (223, 335180), (446, 167590), (892, 83795), (1115, 67036), (2230, 33518), (4460, 16759)]