580345520

素因数分解:

$2^4\times 5^1\times {\mathrm{7254319}}^1$

素因数の和:7254332

約数の個数: 20

約数和(自身を含む): 1349303520

約数和(自身を除く): 768958000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 7254319, 14508638, 29017276, 36271595, 58034552, 72543190, 116069104, 145086380, 290172760, 580345520]

約数ペア:

[(1, 580345520), (2, 290172760), (4, 145086380), (5, 116069104), (8, 72543190), (10, 58034552), (16, 36271595), (20, 29017276), (40, 14508638), (80, 7254319)]