129019180

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{17021}}^1$

素因数の和:17409

約数の個数: 24

約数和(自身を含む): 271671120

約数和(自身を除く): 142651940

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 3790, 7580, 17021, 34042, 68084, 85105, 170210, 340420, 6450959, 12901918, 25803836, 32254795, 64509590, 129019180]

約数ペア:

[(1, 129019180), (2, 64509590), (4, 32254795), (5, 25803836), (10, 12901918), (20, 6450959), (379, 340420), (758, 170210), (1516, 85105), (1895, 68084), (3790, 34042), (7580, 17021)]