26806640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47869}}^1$

素因数の和:47889

約数の個数: 40

約数和(自身を含む): 71230560

約数和(自身を除く): 44423920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 47869, 95738, 191476, 239345, 335083, 382952, 478690, 670166, 765904, 957380, 1340332, 1675415, 1914760, 2680664, 3350830, 3829520, 5361328, 6701660, 13403320, 26806640]

約数ペア:

[(1, 26806640), (2, 13403320), (4, 6701660), (5, 5361328), (7, 3829520), (8, 3350830), (10, 2680664), (14, 1914760), (16, 1675415), (20, 1340332), (28, 957380), (35, 765904), (40, 670166), (56, 478690), (70, 382952), (80, 335083), (112, 239345), (140, 191476), (280, 95738), (560, 47869)]