20080900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{28687}}^1$

素因数の和:28708

約数の個数: 36

約数和(自身を含む): 49802368

約数和(自身を除く): 29721468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 28687, 57374, 114748, 143435, 200809, 286870, 401618, 573740, 717175, 803236, 1004045, 1434350, 2008090, 2868700, 4016180, 5020225, 10040450, 20080900]

約数ペア:

[(1, 20080900), (2, 10040450), (4, 5020225), (5, 4016180), (7, 2868700), (10, 2008090), (14, 1434350), (20, 1004045), (25, 803236), (28, 717175), (35, 573740), (50, 401618), (70, 286870), (100, 200809), (140, 143435), (175, 114748), (350, 57374), (700, 28687)]