20885900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29837}}^1$

素因数の和:29858

約数の個数: 36

約数和(自身を含む): 51798768

約数和(自身を除く): 30912868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 29837, 59674, 119348, 149185, 208859, 298370, 417718, 596740, 745925, 835436, 1044295, 1491850, 2088590, 2983700, 4177180, 5221475, 10442950, 20885900]

約数ペア:

[(1, 20885900), (2, 10442950), (4, 5221475), (5, 4177180), (7, 2983700), (10, 2088590), (14, 1491850), (20, 1044295), (25, 835436), (28, 745925), (35, 596740), (50, 417718), (70, 298370), (100, 208859), (140, 149185), (175, 119348), (350, 59674), (700, 29837)]