123451870

素因数分解:

$2^1\times 5^1\times {\mathrm{727}}^1\times {\mathrm{16981}}^1$

素因数の和:17715

約数の個数: 16

約数和(自身を含む): 222532128

約数和(自身を除く): 99080258

約数列:

[1, 2, 5, 10, 727, 1454, 3635, 7270, 16981, 33962, 84905, 169810, 12345187, 24690374, 61725935, 123451870]

約数ペア:

[(1, 123451870), (2, 61725935), (5, 24690374), (10, 12345187), (727, 169810), (1454, 84905), (3635, 33962), (7270, 16981)]