83505820

素因数分解:

$2^2\times 5^1\times {\mathrm{4175291}}^1$

素因数の和:4175300

約数の個数: 12

約数和(自身を含む): 175362264

約数和(自身を除く): 91856444

約数列:

[1, 2, 4, 5, 10, 20, 4175291, 8350582, 16701164, 20876455, 41752910, 83505820]

約数ペア:

[(1, 83505820), (2, 41752910), (4, 20876455), (5, 16701164), (10, 8350582), (20, 4175291)]