220053920

素因数分解:

$2^5\times 5^1\times {\mathrm{1375337}}^1$

素因数の和:1375352

約数の個数: 24

約数和(自身を含む): 519877764

約数和(自身を除く): 299823844

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1375337, 2750674, 5501348, 6876685, 11002696, 13753370, 22005392, 27506740, 44010784, 55013480, 110026960, 220053920]

約数ペア:

[(1, 220053920), (2, 110026960), (4, 55013480), (5, 44010784), (8, 27506740), (10, 22005392), (16, 13753370), (20, 11002696), (32, 6876685), (40, 5501348), (80, 2750674), (160, 1375337)]