20036980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{27077}}^1$

素因数の和:27123

約数の個数: 24

約数和(自身を含む): 43216488

約数和(自身を除く): 23179508

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 27077, 54154, 108308, 135385, 270770, 541540, 1001849, 2003698, 4007396, 5009245, 10018490, 20036980]

約数ペア:

[(1, 20036980), (2, 10018490), (4, 5009245), (5, 4007396), (10, 2003698), (20, 1001849), (37, 541540), (74, 270770), (148, 135385), (185, 108308), (370, 54154), (740, 27077)]