12878340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{214639}}^1$

素因数の和:214651

約数の個数: 24

約数和(自身を含む): 36059520

約数和(自身を除く): 23181180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 214639, 429278, 643917, 858556, 1073195, 1287834, 2146390, 2575668, 3219585, 4292780, 6439170, 12878340]

約数ペア:

[(1, 12878340), (2, 6439170), (3, 4292780), (4, 3219585), (5, 2575668), (6, 2146390), (10, 1287834), (12, 1073195), (15, 858556), (20, 643917), (30, 429278), (60, 214639)]