79686220

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{11287}}^1$

素因数の和:11649

約数の個数: 24

約数和(自身を含む): 167829984

約数和(自身を除く): 88143764

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 3530, 7060, 11287, 22574, 45148, 56435, 112870, 225740, 3984311, 7968622, 15937244, 19921555, 39843110, 79686220]

約数ペア:

[(1, 79686220), (2, 39843110), (4, 19921555), (5, 15937244), (10, 7968622), (20, 3984311), (353, 225740), (706, 112870), (1412, 56435), (1765, 45148), (3530, 22574), (7060, 11287)]