20464440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{170537}}^1$

素因数の和:170551

約数の個数: 32

約数和(自身を含む): 61393680

約数和(自身を除く): 40929240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 170537, 341074, 511611, 682148, 852685, 1023222, 1364296, 1705370, 2046444, 2558055, 3410740, 4092888, 5116110, 6821480, 10232220, 20464440]

約数ペア:

[(1, 20464440), (2, 10232220), (3, 6821480), (4, 5116110), (5, 4092888), (6, 3410740), (8, 2558055), (10, 2046444), (12, 1705370), (15, 1364296), (20, 1023222), (24, 852685), (30, 682148), (40, 511611), (60, 341074), (120, 170537)]