2017082920

素因数分解:

$2^3\times 5^1\times {\mathrm{5237}}^1\times {\mathrm{9629}}^1$

素因数の和:14877

約数の個数: 32

約数和(自身を含む): 4539774600

約数和(自身を除く): 2522691680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5237, 9629, 10474, 19258, 20948, 26185, 38516, 41896, 48145, 52370, 77032, 96290, 104740, 192580, 209480, 385160, 50427073, 100854146, 201708292, 252135365, 403416584, 504270730, 1008541460, 2017082920]

約数ペア:

[(1, 2017082920), (2, 1008541460), (4, 504270730), (5, 403416584), (8, 252135365), (10, 201708292), (20, 100854146), (40, 50427073), (5237, 385160), (9629, 209480), (10474, 192580), (19258, 104740), (20948, 96290), (26185, 77032), (38516, 52370), (41896, 48145)]