40003088

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{17987}}^1$

素因数の和:18134

約数の個数: 20

約数和(自身を含む): 78067920

約数和(自身を除く): 38064832

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 17987, 35974, 71948, 143896, 287792, 2500193, 5000386, 10000772, 20001544, 40003088]

約数ペア:

[(1, 40003088), (2, 20001544), (4, 10000772), (8, 5000386), (16, 2500193), (139, 287792), (278, 143896), (556, 71948), (1112, 35974), (2224, 17987)]