30194180

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{3881}}^1$

素因数の和:4279

約数の個数: 24

約数和(自身を含む): 63587160

約数和(自身を除く): 33392980

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3881, 3890, 7762, 7780, 15524, 19405, 38810, 77620, 1509709, 3019418, 6038836, 7548545, 15097090, 30194180]

約数ペア:

[(1, 30194180), (2, 15097090), (4, 7548545), (5, 6038836), (10, 3019418), (20, 1509709), (389, 77620), (778, 38810), (1556, 19405), (1945, 15524), (3881, 7780), (3890, 7762)]