40720396

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{499}}^1\times {\mathrm{887}}^1$

素因数の和:1413

約数の個数: 24

約数和(自身を含む): 74592000

約数和(自身を除く): 33871604

約数列:

[1, 2, 4, 23, 46, 92, 499, 887, 998, 1774, 1996, 3548, 11477, 20401, 22954, 40802, 45908, 81604, 442613, 885226, 1770452, 10180099, 20360198, 40720396]

約数ペア:

[(1, 40720396), (2, 20360198), (4, 10180099), (23, 1770452), (46, 885226), (92, 442613), (499, 81604), (887, 45908), (998, 40802), (1774, 22954), (1996, 20401), (3548, 11477)]