20127655

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{523}}^1$

素因数の和:750

約数の個数: 16

約数和(自身を含む): 24900480

約数和(自身を除く): 4772825

約数列:

[1, 5, 43, 179, 215, 523, 895, 2615, 7697, 22489, 38485, 93617, 112445, 468085, 4025531, 20127655]

約数ペア:

[(1, 20127655), (5, 4025531), (43, 468085), (179, 112445), (215, 93617), (523, 38485), (895, 22489), (2615, 7697)]