2018720500

素因数分解:

$2^2\times 5^3\times {\mathrm{47}}^1\times {\mathrm{85903}}^1$

素因数の和:85969

約数の個数: 48

約数和(自身を含む): 4502744064

約数和(自身を除く): 2484023564

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 125, 188, 235, 250, 470, 500, 940, 1175, 2350, 4700, 5875, 11750, 23500, 85903, 171806, 343612, 429515, 859030, 1718060, 2147575, 4037441, 4295150, 8074882, 8590300, 10737875, 16149764, 20187205, 21475750, 40374410, 42951500, 80748820, 100936025, 201872050, 403744100, 504680125, 1009360250, 2018720500]

約数ペア:

[(1, 2018720500), (2, 1009360250), (4, 504680125), (5, 403744100), (10, 201872050), (20, 100936025), (25, 80748820), (47, 42951500), (50, 40374410), (94, 21475750), (100, 20187205), (125, 16149764), (188, 10737875), (235, 8590300), (250, 8074882), (470, 4295150), (500, 4037441), (940, 2147575), (1175, 1718060), (2350, 859030), (4700, 429515), (5875, 343612), (11750, 171806), (23500, 85903)]