38964020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{45307}}^1$

素因数の和:45359

約数の個数: 24

約数和(自身を含む): 83729184

約数和(自身を除く): 44765164

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 45307, 90614, 181228, 226535, 453070, 906140, 1948201, 3896402, 7792804, 9741005, 19482010, 38964020]

約数ペア:

[(1, 38964020), (2, 19482010), (4, 9741005), (5, 7792804), (10, 3896402), (20, 1948201), (43, 906140), (86, 453070), (172, 226535), (215, 181228), (430, 90614), (860, 45307)]