12007820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{54581}}^1$

素因数の和:54601

約数の個数: 24

約数和(自身を含む): 27509328

約数和(自身を除く): 15501508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 54581, 109162, 218324, 272905, 545810, 600391, 1091620, 1200782, 2401564, 3001955, 6003910, 12007820]

約数ペア:

[(1, 12007820), (2, 6003910), (4, 3001955), (5, 2401564), (10, 1200782), (11, 1091620), (20, 600391), (22, 545810), (44, 272905), (55, 218324), (110, 109162), (220, 54581)]