12860140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{13681}}^1$

素因数の和:13737

約数の個数: 24

約数和(自身を含む): 27582912

約数和(自身を除く): 14722772

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 13681, 27362, 54724, 68405, 136810, 273620, 643007, 1286014, 2572028, 3215035, 6430070, 12860140]

約数ペア:

[(1, 12860140), (2, 6430070), (4, 3215035), (5, 2572028), (10, 1286014), (20, 643007), (47, 273620), (94, 136810), (188, 68405), (235, 54724), (470, 27362), (940, 13681)]