123374320

素因数分解:

$2^4\times 5^1\times {\mathrm{1542179}}^1$

素因数の和:1542192

約数の個数: 20

約数和(自身を含む): 286845480

約数和(自身を除く): 163471160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1542179, 3084358, 6168716, 7710895, 12337432, 15421790, 24674864, 30843580, 61687160, 123374320]

約数ペア:

[(1, 123374320), (2, 61687160), (4, 30843580), (5, 24674864), (8, 15421790), (10, 12337432), (16, 7710895), (20, 6168716), (40, 3084358), (80, 1542179)]