2906780

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1439}}^1$

素因数の和:1549

約数の個数: 24

約数和(自身を含む): 6168960

約数和(自身を除く): 3262180

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 1439, 2020, 2878, 5756, 7195, 14390, 28780, 145339, 290678, 581356, 726695, 1453390, 2906780]

約数ペア:

[(1, 2906780), (2, 1453390), (4, 726695), (5, 581356), (10, 290678), (20, 145339), (101, 28780), (202, 14390), (404, 7195), (505, 5756), (1010, 2878), (1439, 2020)]