26591140

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5563}}^1$

素因数の和:5811

約数の個数: 24

約数和(自身を含む): 56085120

約数和(自身を除く): 29493980

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 5563, 11126, 22252, 27815, 55630, 111260, 1329557, 2659114, 5318228, 6647785, 13295570, 26591140]

約数ペア:

[(1, 26591140), (2, 13295570), (4, 6647785), (5, 5318228), (10, 2659114), (20, 1329557), (239, 111260), (478, 55630), (956, 27815), (1195, 22252), (2390, 11126), (4780, 5563)]