72432380

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{5479}}^1$

素因数の和:6149

約数の個数: 24

約数和(自身を含む): 152365920

約数和(自身を除く): 79933540

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2644, 3305, 5479, 6610, 10958, 13220, 21916, 27395, 54790, 109580, 3621619, 7243238, 14486476, 18108095, 36216190, 72432380]

約数ペア:

[(1, 72432380), (2, 36216190), (4, 18108095), (5, 14486476), (10, 7243238), (20, 3621619), (661, 109580), (1322, 54790), (2644, 27395), (3305, 21916), (5479, 13220), (6610, 10958)]