2137940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{15271}}^1$

素因数の和:15287

約数の個数: 24

約数和(自身を含む): 5131392

約数和(自身を除く): 2993452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 15271, 30542, 61084, 76355, 106897, 152710, 213794, 305420, 427588, 534485, 1068970, 2137940]

約数ペア:

[(1, 2137940), (2, 1068970), (4, 534485), (5, 427588), (7, 305420), (10, 213794), (14, 152710), (20, 106897), (28, 76355), (35, 61084), (70, 30542), (140, 15271)]