45117940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{322271}}^1$

素因数の和:322287

約数の個数: 24

約数和(自身を含む): 108283392

約数和(自身を除く): 63165452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 322271, 644542, 1289084, 1611355, 2255897, 3222710, 4511794, 6445420, 9023588, 11279485, 22558970, 45117940]

約数ペア:

[(1, 45117940), (2, 22558970), (4, 11279485), (5, 9023588), (7, 6445420), (10, 4511794), (14, 3222710), (20, 2255897), (28, 1611355), (35, 1289084), (70, 644542), (140, 322271)]