11709980

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1847}}^1$

素因数の和:2173

約数の個数: 24

約数和(自身を含む): 24681888

約数和(自身を除く): 12971908

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 1847, 3170, 3694, 6340, 7388, 9235, 18470, 36940, 585499, 1170998, 2341996, 2927495, 5854990, 11709980]

約数ペア:

[(1, 11709980), (2, 5854990), (4, 2927495), (5, 2341996), (10, 1170998), (20, 585499), (317, 36940), (634, 18470), (1268, 9235), (1585, 7388), (1847, 6340), (3170, 3694)]