20208940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{34843}}^1$

素因数の和:34881

約数の個数: 24

約数和(自身を含む): 43903440

約数和(自身を除く): 23694500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 34843, 69686, 139372, 174215, 348430, 696860, 1010447, 2020894, 4041788, 5052235, 10104470, 20208940]

約数ペア:

[(1, 20208940), (2, 10104470), (4, 5052235), (5, 4041788), (10, 2020894), (20, 1010447), (29, 696860), (58, 348430), (116, 174215), (145, 139372), (290, 69686), (580, 34843)]