80840212

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{9941}}^1$

素因数の和:10071

約数の個数: 24

約数和(自身を含む): 150323040

約数和(自身を除く): 69482828

約数列:

[1, 2, 4, 19, 38, 76, 107, 214, 428, 2033, 4066, 8132, 9941, 19882, 39764, 188879, 377758, 755516, 1063687, 2127374, 4254748, 20210053, 40420106, 80840212]

約数ペア:

[(1, 80840212), (2, 40420106), (4, 20210053), (19, 4254748), (38, 2127374), (76, 1063687), (107, 755516), (214, 377758), (428, 188879), (2033, 39764), (4066, 19882), (8132, 9941)]