13668640

素因数分解:

$2^5\times 5^1\times {\mathrm{85429}}^1$

素因数の和:85444

約数の個数: 24

約数和(自身を含む): 32292540

約数和(自身を除く): 18623900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 85429, 170858, 341716, 427145, 683432, 854290, 1366864, 1708580, 2733728, 3417160, 6834320, 13668640]

約数ペア:

[(1, 13668640), (2, 6834320), (4, 3417160), (5, 2733728), (8, 1708580), (10, 1366864), (16, 854290), (20, 683432), (32, 427145), (40, 341716), (80, 170858), (160, 85429)]