80154140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{364337}}^1$

素因数の和:364357

約数の個数: 24

約数和(自身を含む): 183626352

約数和(自身を除く): 103472212

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 364337, 728674, 1457348, 1821685, 3643370, 4007707, 7286740, 8015414, 16030828, 20038535, 40077070, 80154140]

約数ペア:

[(1, 80154140), (2, 40077070), (4, 20038535), (5, 16030828), (10, 8015414), (11, 7286740), (20, 4007707), (22, 3643370), (44, 1821685), (55, 1457348), (110, 728674), (220, 364337)]