54281080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{193861}}^1$

素因数の和:193879

約数の個数: 32

約数和(自身を含む): 139580640

約数和(自身を除く): 85299560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 193861, 387722, 775444, 969305, 1357027, 1550888, 1938610, 2714054, 3877220, 5428108, 6785135, 7754440, 10856216, 13570270, 27140540, 54281080]

約数ペア:

[(1, 54281080), (2, 27140540), (4, 13570270), (5, 10856216), (7, 7754440), (8, 6785135), (10, 5428108), (14, 3877220), (20, 2714054), (28, 1938610), (35, 1550888), (40, 1357027), (56, 969305), (70, 775444), (140, 387722), (280, 193861)]