30641716

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{7873}}^1$

素因数の和:8023

約数の個数: 24

約数和(自身を含む): 61732160

約数和(自身を除く): 31090444

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 7873, 15746, 31492, 55111, 110222, 220444, 1094347, 2188694, 4377388, 7660429, 15320858, 30641716]

約数ペア:

[(1, 30641716), (2, 15320858), (4, 7660429), (7, 4377388), (14, 2188694), (28, 1094347), (139, 220444), (278, 110222), (556, 55111), (973, 31492), (1946, 15746), (3892, 7873)]