39942328

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{70321}}^1$

素因数の和:70398

約数の個数: 16

約数和(自身を含む): 75947760

約数和(自身を除く): 36005432

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 70321, 140642, 281284, 562568, 4992791, 9985582, 19971164, 39942328]

約数ペア:

[(1, 39942328), (2, 19971164), (4, 9985582), (8, 4992791), (71, 562568), (142, 281284), (284, 140642), (568, 70321)]