2489084440

素因数分解:

$2^3\times 5^1\times {\mathrm{62227111}}^1$

素因数の和:62227122

約数の個数: 16

約数和(自身を含む): 5600440080

約数和(自身を除く): 3111355640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 62227111, 124454222, 248908444, 311135555, 497816888, 622271110, 1244542220, 2489084440]

約数ペア:

[(1, 2489084440), (2, 1244542220), (4, 622271110), (5, 497816888), (8, 311135555), (10, 248908444), (20, 124454222), (40, 62227111)]