18088640

素因数分解:

$2^6\times 5^1\times {\mathrm{56527}}^1$

素因数の和:56544

約数の個数: 28

約数和(自身を含む): 43074336

約数和(自身を除く): 24985696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 56527, 113054, 226108, 282635, 452216, 565270, 904432, 1130540, 1808864, 2261080, 3617728, 4522160, 9044320, 18088640]

約数ペア:

[(1, 18088640), (2, 9044320), (4, 4522160), (5, 3617728), (8, 2261080), (10, 1808864), (16, 1130540), (20, 904432), (32, 565270), (40, 452216), (64, 282635), (80, 226108), (160, 113054), (320, 56527)]