27123580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{123289}}^1$

素因数の和:123309

約数の個数: 24

約数和(自身を含む): 62138160

約数和(自身を除く): 35014580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 123289, 246578, 493156, 616445, 1232890, 1356179, 2465780, 2712358, 5424716, 6780895, 13561790, 27123580]

約数ペア:

[(1, 27123580), (2, 13561790), (4, 6780895), (5, 5424716), (10, 2712358), (11, 2465780), (20, 1356179), (22, 1232890), (44, 616445), (55, 493156), (110, 246578), (220, 123289)]