2022948020

素因数分解:

$2^2\times 5^1\times {\mathrm{1999}}^1\times {\mathrm{50599}}^1$

素因数の和:52607

約数の個数: 24

約数和(自身を含む): 4250400000

約数和(自身を除く): 2227451980

約数列:

[1, 2, 4, 5, 10, 20, 1999, 3998, 7996, 9995, 19990, 39980, 50599, 101198, 202396, 252995, 505990, 1011980, 101147401, 202294802, 404589604, 505737005, 1011474010, 2022948020]

約数ペア:

[(1, 2022948020), (2, 1011474010), (4, 505737005), (5, 404589604), (10, 202294802), (20, 101147401), (1999, 1011980), (3998, 505990), (7996, 252995), (9995, 202396), (19990, 101198), (39980, 50599)]