40724240

素因数分解:

$2^4\times 5^1\times {\mathrm{509053}}^1$

素因数の和:509066

約数の個数: 20

約数和(自身を含む): 94684044

約数和(自身を除く): 53959804

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 509053, 1018106, 2036212, 2545265, 4072424, 5090530, 8144848, 10181060, 20362120, 40724240]

約数ペア:

[(1, 40724240), (2, 20362120), (4, 10181060), (5, 8144848), (8, 5090530), (10, 4072424), (16, 2545265), (20, 2036212), (40, 1018106), (80, 509053)]