11540780

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1439}}^1$

素因数の和:1849

約数の個数: 24

約数和(自身を含む): 24312960

約数和(自身を除く): 12772180

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1439, 1604, 2005, 2878, 4010, 5756, 7195, 8020, 14390, 28780, 577039, 1154078, 2308156, 2885195, 5770390, 11540780]

約数ペア:

[(1, 11540780), (2, 5770390), (4, 2885195), (5, 2308156), (10, 1154078), (20, 577039), (401, 28780), (802, 14390), (1439, 8020), (1604, 7195), (2005, 5756), (2878, 4010)]