15660780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{261013}}^1$

素因数の和:261025

約数の個数: 24

約数和(自身を含む): 43850352

約数和(自身を除く): 28189572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 261013, 522026, 783039, 1044052, 1305065, 1566078, 2610130, 3132156, 3915195, 5220260, 7830390, 15660780]

約数ペア:

[(1, 15660780), (2, 7830390), (3, 5220260), (4, 3915195), (5, 3132156), (6, 2610130), (10, 1566078), (12, 1305065), (15, 1044052), (20, 783039), (30, 522026), (60, 261013)]