9717940

素因数分解:

$2^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{751}}^1$

素因数の和:1407

約数の個数: 24

約数和(自身を含む): 20466432

約数和(自身を除く): 10748492

約数列:

[1, 2, 4, 5, 10, 20, 647, 751, 1294, 1502, 2588, 3004, 3235, 3755, 6470, 7510, 12940, 15020, 485897, 971794, 1943588, 2429485, 4858970, 9717940]

約数ペア:

[(1, 9717940), (2, 4858970), (4, 2429485), (5, 1943588), (10, 971794), (20, 485897), (647, 15020), (751, 12940), (1294, 7510), (1502, 6470), (2588, 3755), (3004, 3235)]