54712720

素因数分解:

$2^4\times 5^1\times {\mathrm{683909}}^1$

素因数の和:683922

約数の個数: 20

約数和(自身を含む): 127207260

約数和(自身を除く): 72494540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 683909, 1367818, 2735636, 3419545, 5471272, 6839090, 10942544, 13678180, 27356360, 54712720]

約数ペア:

[(1, 54712720), (2, 27356360), (4, 13678180), (5, 10942544), (8, 6839090), (10, 5471272), (16, 3419545), (20, 2735636), (40, 1367818), (80, 683909)]