4048780

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2087}}^1$

素因数の和:2193

約数の個数: 24

約数和(自身を含む): 8594208

約数和(自身を除く): 4545428

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 2087, 4174, 8348, 10435, 20870, 41740, 202439, 404878, 809756, 1012195, 2024390, 4048780]

約数ペア:

[(1, 4048780), (2, 2024390), (4, 1012195), (5, 809756), (10, 404878), (20, 202439), (97, 41740), (194, 20870), (388, 10435), (485, 8348), (970, 4174), (1940, 2087)]