5165140

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2557}}^1$

素因数の和:2667

約数の個数: 24

約数和(自身を含む): 10958472

約数和(自身を除く): 5793332

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 2557, 5114, 10228, 12785, 25570, 51140, 258257, 516514, 1033028, 1291285, 2582570, 5165140]

約数ペア:

[(1, 5165140), (2, 2582570), (4, 1291285), (5, 1033028), (10, 516514), (20, 258257), (101, 51140), (202, 25570), (404, 12785), (505, 10228), (1010, 5114), (2020, 2557)]