66481502020

素因数分解:

$2^2\times 5^1\times {\mathrm{4889}}^1\times {\mathrm{679909}}^1$

素因数の和:684807

約数の個数: 24

約数和(自身を含む): 139639915800

約数和(自身を除く): 73158413780

約数列:

[1, 2, 4, 5, 10, 20, 4889, 9778, 19556, 24445, 48890, 97780, 679909, 1359818, 2719636, 3399545, 6799090, 13598180, 3324075101, 6648150202, 13296300404, 16620375505, 33240751010, 66481502020]

約数ペア:

[(1, 66481502020), (2, 33240751010), (4, 16620375505), (5, 13296300404), (10, 6648150202), (20, 3324075101), (4889, 13598180), (9778, 6799090), (19556, 3399545), (24445, 2719636), (48890, 1359818), (97780, 679909)]