12668220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{70379}}^1$

素因数の和:70394

約数の個数: 36

約数和(自身を含む): 38427480

約数和(自身を除く): 25759260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 70379, 140758, 211137, 281516, 351895, 422274, 633411, 703790, 844548, 1055685, 1266822, 1407580, 2111370, 2533644, 3167055, 4222740, 6334110, 12668220]

約数ペア:

[(1, 12668220), (2, 6334110), (3, 4222740), (4, 3167055), (5, 2533644), (6, 2111370), (9, 1407580), (10, 1266822), (12, 1055685), (15, 844548), (18, 703790), (20, 633411), (30, 422274), (36, 351895), (45, 281516), (60, 211137), (90, 140758), (180, 70379)]