12865820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{58481}}^1$

素因数の和:58501

約数の個数: 24

約数和(自身を含む): 29474928

約数和(自身を除く): 16609108

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 58481, 116962, 233924, 292405, 584810, 643291, 1169620, 1286582, 2573164, 3216455, 6432910, 12865820]

約数ペア:

[(1, 12865820), (2, 6432910), (4, 3216455), (5, 2573164), (10, 1286582), (11, 1169620), (20, 643291), (22, 584810), (44, 292405), (55, 233924), (110, 116962), (220, 58481)]