40839964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{10429}}^1$

素因数の和:10533

約数の個数: 24

約数和(自身を含む): 78850800

約数和(自身を除く): 38010836

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 10429, 20858, 41716, 114719, 229438, 458876, 928181, 1856362, 3712724, 10209991, 20419982, 40839964]

約数ペア:

[(1, 40839964), (2, 20419982), (4, 10209991), (11, 3712724), (22, 1856362), (44, 928181), (89, 458876), (178, 229438), (356, 114719), (979, 41716), (1958, 20858), (3916, 10429)]