30317260

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{13907}}^1$

素因数の和:14025

約数の個数: 24

約数和(自身を含む): 64254960

約数和(自身を除く): 33937700

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 13907, 27814, 55628, 69535, 139070, 278140, 1515863, 3031726, 6063452, 7579315, 15158630, 30317260]

約数ペア:

[(1, 30317260), (2, 15158630), (4, 7579315), (5, 6063452), (10, 3031726), (20, 1515863), (109, 278140), (218, 139070), (436, 69535), (545, 55628), (1090, 27814), (2180, 13907)]