20068240

素因数分解:

$2^4\times 5^1\times {\mathrm{250853}}^1$

素因数の和:250866

約数の個数: 20

約数和(自身を含む): 46658844

約数和(自身を除く): 26590604

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 250853, 501706, 1003412, 1254265, 2006824, 2508530, 4013648, 5017060, 10034120, 20068240]

約数ペア:

[(1, 20068240), (2, 10034120), (4, 5017060), (5, 4013648), (8, 2508530), (10, 2006824), (16, 1254265), (20, 1003412), (40, 501706), (80, 250853)]