328807780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2348627}}^1$

素因数の和:2348643

約数の個数: 24

約数和(自身を含む): 789139008

約数和(自身を除く): 460331228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2348627, 4697254, 9394508, 11743135, 16440389, 23486270, 32880778, 46972540, 65761556, 82201945, 164403890, 328807780]

約数ペア:

[(1, 328807780), (2, 164403890), (4, 82201945), (5, 65761556), (7, 46972540), (10, 32880778), (14, 23486270), (20, 16440389), (28, 11743135), (35, 9394508), (70, 4697254), (140, 2348627)]