40742290

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{29311}}^1$

素因数の和:29457

約数の個数: 16

約数和(自身を含む): 73866240

約数和(自身を除く): 33123950

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 29311, 58622, 146555, 293110, 4074229, 8148458, 20371145, 40742290]

約数ペア:

[(1, 40742290), (2, 20371145), (5, 8148458), (10, 4074229), (139, 293110), (278, 146555), (695, 58622), (1390, 29311)]