1990332920

素因数分解:

$2^3\times 5^1\times {\mathrm{49758323}}^1$

素因数の和:49758334

約数の個数: 16

約数和(自身を含む): 4478249160

約数和(自身を除く): 2487916240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 49758323, 99516646, 199033292, 248791615, 398066584, 497583230, 995166460, 1990332920]

約数ペア:

[(1, 1990332920), (2, 995166460), (4, 497583230), (5, 398066584), (8, 248791615), (10, 199033292), (20, 99516646), (40, 49758323)]