11920880

素因数分解:

$2^4\times 5^1\times {\mathrm{149011}}^1$

素因数の和:149024

約数の個数: 20

約数和(自身を含む): 27716232

約数和(自身を除く): 15795352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149011, 298022, 596044, 745055, 1192088, 1490110, 2384176, 2980220, 5960440, 11920880]

約数ペア:

[(1, 11920880), (2, 5960440), (4, 2980220), (5, 2384176), (8, 1490110), (10, 1192088), (16, 745055), (20, 596044), (40, 298022), (80, 149011)]