200914280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{717551}}^1$

素因数の和:717569

約数の個数: 32

約数和(自身を含む): 516637440

約数和(自身を除く): 315723160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 717551, 1435102, 2870204, 3587755, 5022857, 5740408, 7175510, 10045714, 14351020, 20091428, 25114285, 28702040, 40182856, 50228570, 100457140, 200914280]

約数ペア:

[(1, 200914280), (2, 100457140), (4, 50228570), (5, 40182856), (7, 28702040), (8, 25114285), (10, 20091428), (14, 14351020), (20, 10045714), (28, 7175510), (35, 5740408), (40, 5022857), (56, 3587755), (70, 2870204), (140, 1435102), (280, 717551)]