124134620

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{12641}}^1$

素因数の和:13141

約数の個数: 24

約数和(自身を含む): 261234288

約数和(自身を除く): 137099668

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1964, 2455, 4910, 9820, 12641, 25282, 50564, 63205, 126410, 252820, 6206731, 12413462, 24826924, 31033655, 62067310, 124134620]

約数ペア:

[(1, 124134620), (2, 62067310), (4, 31033655), (5, 24826924), (10, 12413462), (20, 6206731), (491, 252820), (982, 126410), (1964, 63205), (2455, 50564), (4910, 25282), (9820, 12641)]