4487740

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{491}}^1$

素因数の和:957

約数の個数: 24

約数和(自身を含む): 9464112

約数和(自身を除く): 4976372

約数列:

[1, 2, 4, 5, 10, 20, 457, 491, 914, 982, 1828, 1964, 2285, 2455, 4570, 4910, 9140, 9820, 224387, 448774, 897548, 1121935, 2243870, 4487740]

約数ペア:

[(1, 4487740), (2, 2243870), (4, 1121935), (5, 897548), (10, 448774), (20, 224387), (457, 9820), (491, 9140), (914, 4910), (982, 4570), (1828, 2455), (1964, 2285)]