51566380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{135701}}^1$

素因数の和:135729

約数の個数: 24

約数和(自身を含む): 113989680

約数和(自身を除く): 62423300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 135701, 271402, 542804, 678505, 1357010, 2578319, 2714020, 5156638, 10313276, 12891595, 25783190, 51566380]

約数ペア:

[(1, 51566380), (2, 25783190), (4, 12891595), (5, 10313276), (10, 5156638), (19, 2714020), (20, 2578319), (38, 1357010), (76, 678505), (95, 542804), (190, 271402), (380, 135701)]