40639792

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{149411}}^1$

素因数の和:149436

約数の個数: 20

約数和(自身を含む): 83371896

約数和(自身を除く): 42732104

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 149411, 298822, 597644, 1195288, 2390576, 2539987, 5079974, 10159948, 20319896, 40639792]

約数ペア:

[(1, 40639792), (2, 20319896), (4, 10159948), (8, 5079974), (16, 2539987), (17, 2390576), (34, 1195288), (68, 597644), (136, 298822), (272, 149411)]