68843020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{48481}}^1$

素因数の和:48561

約数の個数: 24

約数和(自身を含む): 146609568

約数和(自身を除く): 77766548

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 48481, 96962, 193924, 242405, 484810, 969620, 3442151, 6884302, 13768604, 17210755, 34421510, 68843020]

約数ペア:

[(1, 68843020), (2, 34421510), (4, 17210755), (5, 13768604), (10, 6884302), (20, 3442151), (71, 969620), (142, 484810), (284, 242405), (355, 193924), (710, 96962), (1420, 48481)]