1332880

素因数分解:

$2^4\times 5^1\times {\mathrm{16661}}^1$

素因数の和:16674

約数の個数: 20

約数和(自身を含む): 3099132

約数和(自身を除く): 1766252

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 16661, 33322, 66644, 83305, 133288, 166610, 266576, 333220, 666440, 1332880]

約数ペア:

[(1, 1332880), (2, 666440), (4, 333220), (5, 266576), (8, 166610), (10, 133288), (16, 83305), (20, 66644), (40, 33322), (80, 16661)]