12031340

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{4391}}^1$

素因数の和:4537

約数の個数: 24

約数和(自身を含む): 25456032

約数和(自身を除く): 13424692

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 4391, 8782, 17564, 21955, 43910, 87820, 601567, 1203134, 2406268, 3007835, 6015670, 12031340]

約数ペア:

[(1, 12031340), (2, 6015670), (4, 3007835), (5, 2406268), (10, 1203134), (20, 601567), (137, 87820), (274, 43910), (548, 21955), (685, 17564), (1370, 8782), (2740, 4391)]