461540

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1$

素因数の和:547

約数の個数: 24

約数和(自身を含む): 991872

約数和(自身を除く): 530332

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 491, 940, 982, 1964, 2455, 4910, 9820, 23077, 46154, 92308, 115385, 230770, 461540]

約数ペア:

[(1, 461540), (2, 230770), (4, 115385), (5, 92308), (10, 46154), (20, 23077), (47, 9820), (94, 4910), (188, 2455), (235, 1964), (470, 982), (491, 940)]