12800940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{213349}}^1$

素因数の和:213361

約数の個数: 24

約数和(自身を含む): 35842800

約数和(自身を除く): 23041860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 213349, 426698, 640047, 853396, 1066745, 1280094, 2133490, 2560188, 3200235, 4266980, 6400470, 12800940]

約数ペア:

[(1, 12800940), (2, 6400470), (3, 4266980), (4, 3200235), (5, 2560188), (6, 2133490), (10, 1280094), (12, 1066745), (15, 853396), (20, 640047), (30, 426698), (60, 213349)]