57446780

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{28439}}^1$

素因数の和:28549

約数の個数: 24

約数和(自身を含む): 121836960

約数和(自身を除く): 64390180

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 28439, 56878, 113756, 142195, 284390, 568780, 2872339, 5744678, 11489356, 14361695, 28723390, 57446780]

約数ペア:

[(1, 57446780), (2, 28723390), (4, 14361695), (5, 11489356), (10, 5744678), (20, 2872339), (101, 568780), (202, 284390), (404, 142195), (505, 113756), (1010, 56878), (2020, 28439)]