40973620

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{5009}}^1$

素因数の和:5427

約数の個数: 24

約数和(自身を含む): 86272200

約数和(自身を除く): 45298580

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 5009, 8180, 10018, 20036, 25045, 50090, 100180, 2048681, 4097362, 8194724, 10243405, 20486810, 40973620]

約数ペア:

[(1, 40973620), (2, 20486810), (4, 10243405), (5, 8194724), (10, 4097362), (20, 2048681), (409, 100180), (818, 50090), (1636, 25045), (2045, 20036), (4090, 10018), (5009, 8180)]