1437940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{10271}}^1$

素因数の和:10287

約数の個数: 24

約数和(自身を含む): 3451392

約数和(自身を除く): 2013452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 10271, 20542, 41084, 51355, 71897, 102710, 143794, 205420, 287588, 359485, 718970, 1437940]

約数ペア:

[(1, 1437940), (2, 718970), (4, 359485), (5, 287588), (7, 205420), (10, 143794), (14, 102710), (20, 71897), (28, 51355), (35, 41084), (70, 20542), (140, 10271)]