498045140

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{246557}}^1$

素因数の和:246667

約数の個数: 24

約数和(自身を含む): 1056254472

約数和(自身を除く): 558209332

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 246557, 493114, 986228, 1232785, 2465570, 4931140, 24902257, 49804514, 99609028, 124511285, 249022570, 498045140]

約数ペア:

[(1, 498045140), (2, 249022570), (4, 124511285), (5, 99609028), (10, 49804514), (20, 24902257), (101, 4931140), (202, 2465570), (404, 1232785), (505, 986228), (1010, 493114), (2020, 246557)]