2498740

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1237}}^1$

素因数の和:1347

約数の個数: 24

約数和(自身を含む): 5303592

約数和(自身を除く): 2804852

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 1237, 2020, 2474, 4948, 6185, 12370, 24740, 124937, 249874, 499748, 624685, 1249370, 2498740]

約数ペア:

[(1, 2498740), (2, 1249370), (4, 624685), (5, 499748), (10, 249874), (20, 124937), (101, 24740), (202, 12370), (404, 6185), (505, 4948), (1010, 2474), (1237, 2020)]