164865260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1177609}}^1$

素因数の和:1177625

約数の個数: 24

約数和(自身を含む): 395676960

約数和(自身を除く): 230811700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1177609, 2355218, 4710436, 5888045, 8243263, 11776090, 16486526, 23552180, 32973052, 41216315, 82432630, 164865260]

約数ペア:

[(1, 164865260), (2, 82432630), (4, 41216315), (5, 32973052), (7, 23552180), (10, 16486526), (14, 11776090), (20, 8243263), (28, 5888045), (35, 4710436), (70, 2355218), (140, 1177609)]