19889800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{14207}}^1$

素因数の和:14230

約数の個数: 48

約数和(自身を含む): 52853760

約数和(自身を除く): 32963960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 14207, 28414, 56828, 71035, 99449, 113656, 142070, 198898, 284140, 355175, 397796, 497245, 568280, 710350, 795592, 994490, 1420700, 1988980, 2486225, 2841400, 3977960, 4972450, 9944900, 19889800]

約数ペア:

[(1, 19889800), (2, 9944900), (4, 4972450), (5, 3977960), (7, 2841400), (8, 2486225), (10, 1988980), (14, 1420700), (20, 994490), (25, 795592), (28, 710350), (35, 568280), (40, 497245), (50, 397796), (56, 355175), (70, 284140), (100, 198898), (140, 142070), (175, 113656), (200, 99449), (280, 71035), (350, 56828), (700, 28414), (1400, 14207)]