56736440

素因数分解:

$2^3\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{1279}}^1$

素因数の和:2399

約数の個数: 32

約数和(自身を含む): 127872000

約数和(自身を除く): 71135560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1109, 1279, 2218, 2558, 4436, 5116, 5545, 6395, 8872, 10232, 11090, 12790, 22180, 25580, 44360, 51160, 1418411, 2836822, 5673644, 7092055, 11347288, 14184110, 28368220, 56736440]

約数ペア:

[(1, 56736440), (2, 28368220), (4, 14184110), (5, 11347288), (8, 7092055), (10, 5673644), (20, 2836822), (40, 1418411), (1109, 51160), (1279, 44360), (2218, 25580), (2558, 22180), (4436, 12790), (5116, 11090), (5545, 10232), (6395, 8872)]