67053820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{47221}}^1$

素因数の和:47301

約数の個数: 24

約数和(自身を含む): 142799328

約数和(自身を除く): 75745508

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 47221, 94442, 188884, 236105, 472210, 944420, 3352691, 6705382, 13410764, 16763455, 33526910, 67053820]

約数ペア:

[(1, 67053820), (2, 33526910), (4, 16763455), (5, 13410764), (10, 6705382), (20, 3352691), (71, 944420), (142, 472210), (284, 236105), (355, 188884), (710, 94442), (1420, 47221)]