2017977320

素因数分解:

$2^3\times 5^1\times {\mathrm{50449433}}^1$

素因数の和:50449444

約数の個数: 16

約数和(自身を含む): 4540449060

約数和(自身を除く): 2522471740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50449433, 100898866, 201797732, 252247165, 403595464, 504494330, 1008988660, 2017977320]

約数ペア:

[(1, 2017977320), (2, 1008988660), (4, 504494330), (5, 403595464), (8, 252247165), (10, 201797732), (20, 100898866), (40, 50449433)]