66291224140

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{7873067}}^1$

素因数の和:7873497

約数の個数: 24

約数和(自身を含む): 139542257232

約数和(自身を除く): 73251033092

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 8420, 7873067, 15746134, 31492268, 39365335, 78730670, 157461340, 3314561207, 6629122414, 13258244828, 16572806035, 33145612070, 66291224140]

約数ペア:

[(1, 66291224140), (2, 33145612070), (4, 16572806035), (5, 13258244828), (10, 6629122414), (20, 3314561207), (421, 157461340), (842, 78730670), (1684, 39365335), (2105, 31492268), (4210, 15746134), (8420, 7873067)]