20079500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{5737}}^1$

素因数の和:5763

約数の個数: 48

約数和(自身を含む): 50127168

約数和(自身を除く): 30047668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 875, 1750, 3500, 5737, 11474, 22948, 28685, 40159, 57370, 80318, 114740, 143425, 160636, 200795, 286850, 401590, 573700, 717125, 803180, 1003975, 1434250, 2007950, 2868500, 4015900, 5019875, 10039750, 20079500]

約数ペア:

[(1, 20079500), (2, 10039750), (4, 5019875), (5, 4015900), (7, 2868500), (10, 2007950), (14, 1434250), (20, 1003975), (25, 803180), (28, 717125), (35, 573700), (50, 401590), (70, 286850), (100, 200795), (125, 160636), (140, 143425), (175, 114740), (250, 80318), (350, 57370), (500, 40159), (700, 28685), (875, 22948), (1750, 11474), (3500, 5737)]