26787380

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{2083}}^1$

素因数の和:2735

約数の個数: 24

約数和(自身を含む): 56368032

約数和(自身を除く): 29580652

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 2083, 2572, 3215, 4166, 6430, 8332, 10415, 12860, 20830, 41660, 1339369, 2678738, 5357476, 6696845, 13393690, 26787380]

約数ペア:

[(1, 26787380), (2, 13393690), (4, 6696845), (5, 5357476), (10, 2678738), (20, 1339369), (643, 41660), (1286, 20830), (2083, 12860), (2572, 10415), (3215, 8332), (4166, 6430)]