1455978820

素因数分解:

$2^2\times 5^1\times {\mathrm{72798941}}^1$

素因数の和:72798950

約数の個数: 12

約数和(自身を含む): 3057555564

約数和(自身を除く): 1601576744

約数列:

[1, 2, 4, 5, 10, 20, 72798941, 145597882, 291195764, 363994705, 727989410, 1455978820]

約数ペア:

[(1, 1455978820), (2, 727989410), (4, 363994705), (5, 291195764), (10, 145597882), (20, 72798941)]