40509964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{1423}}^1$

素因数の和:2085

約数の個数: 24

約数和(自身を含む): 77511168

約数和(自身を除く): 37001204

約数列:

[1, 2, 4, 11, 22, 44, 647, 1294, 1423, 2588, 2846, 5692, 7117, 14234, 15653, 28468, 31306, 62612, 920681, 1841362, 3682724, 10127491, 20254982, 40509964]

約数ペア:

[(1, 40509964), (2, 20254982), (4, 10127491), (11, 3682724), (22, 1841362), (44, 920681), (647, 62612), (1294, 31306), (1423, 28468), (2588, 15653), (2846, 14234), (5692, 7117)]