2784021040

素因数分解:

$2^4\times 5^1\times {\mathrm{34800263}}^1$

素因数の和:34800276

約数の個数: 20

約数和(自身を含む): 6472849104

約数和(自身を除く): 3688828064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 34800263, 69600526, 139201052, 174001315, 278402104, 348002630, 556804208, 696005260, 1392010520, 2784021040]

約数ペア:

[(1, 2784021040), (2, 1392010520), (4, 696005260), (5, 556804208), (8, 348002630), (10, 278402104), (16, 174001315), (20, 139201052), (40, 69600526), (80, 34800263)]