9986440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{8609}}^1$

素因数の和:8649

約数の個数: 32

約数和(自身を含む): 23247000

約数和(自身を除く): 13260560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 8609, 17218, 34436, 43045, 68872, 86090, 172180, 249661, 344360, 499322, 998644, 1248305, 1997288, 2496610, 4993220, 9986440]

約数ペア:

[(1, 9986440), (2, 4993220), (4, 2496610), (5, 1997288), (8, 1248305), (10, 998644), (20, 499322), (29, 344360), (40, 249661), (58, 172180), (116, 86090), (145, 68872), (232, 43045), (290, 34436), (580, 17218), (1160, 8609)]