127687580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{220151}}^1$

素因数の和:220189

約数の個数: 24

約数和(自身を含む): 277391520

約数和(自身を除く): 149703940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 220151, 440302, 880604, 1100755, 2201510, 4403020, 6384379, 12768758, 25537516, 31921895, 63843790, 127687580]

約数ペア:

[(1, 127687580), (2, 63843790), (4, 31921895), (5, 25537516), (10, 12768758), (20, 6384379), (29, 4403020), (58, 2201510), (116, 1100755), (145, 880604), (290, 440302), (580, 220151)]