826220

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{379}}^1$

素因数の和:497

約数の個数: 24

約数和(自身を含む): 1755600

約数和(自身を除く): 929380

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 379, 436, 545, 758, 1090, 1516, 1895, 2180, 3790, 7580, 41311, 82622, 165244, 206555, 413110, 826220]

約数ペア:

[(1, 826220), (2, 413110), (4, 206555), (5, 165244), (10, 82622), (20, 41311), (109, 7580), (218, 3790), (379, 2180), (436, 1895), (545, 1516), (758, 1090)]