12507740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{12763}}^1$

素因数の和:12786

約数の個数: 36

約数和(自身を含む): 30557016

約数和(自身を除く): 18049276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 12763, 25526, 51052, 63815, 89341, 127630, 178682, 255260, 357364, 446705, 625387, 893410, 1250774, 1786820, 2501548, 3126935, 6253870, 12507740]

約数ペア:

[(1, 12507740), (2, 6253870), (4, 3126935), (5, 2501548), (7, 1786820), (10, 1250774), (14, 893410), (20, 625387), (28, 446705), (35, 357364), (49, 255260), (70, 178682), (98, 127630), (140, 89341), (196, 63815), (245, 51052), (490, 25526), (980, 12763)]