11625820

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{4243}}^1$

素因数の和:4389

約数の個数: 24

約数和(自身を含む): 24598224

約数和(自身を除く): 12972404

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 4243, 8486, 16972, 21215, 42430, 84860, 581291, 1162582, 2325164, 2906455, 5812910, 11625820]

約数ペア:

[(1, 11625820), (2, 5812910), (4, 2906455), (5, 2325164), (10, 1162582), (20, 581291), (137, 84860), (274, 42430), (548, 21215), (685, 16972), (1370, 8486), (2740, 4243)]