20102080

素因数分解:

$2^6\times 5^1\times {\mathrm{62819}}^1$

素因数の和:62836

約数の個数: 28

約数和(自身を含む): 47868840

約数和(自身を除く): 27766760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 62819, 125638, 251276, 314095, 502552, 628190, 1005104, 1256380, 2010208, 2512760, 4020416, 5025520, 10051040, 20102080]

約数ペア:

[(1, 20102080), (2, 10051040), (4, 5025520), (5, 4020416), (8, 2512760), (10, 2010208), (16, 1256380), (20, 1005104), (32, 628190), (40, 502552), (64, 314095), (80, 251276), (160, 125638), (320, 62819)]