2008479940

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{994297}}^1$

素因数の和:994407

約数の個数: 24

約数和(自身を含む): 4259572632

約数和(自身を除く): 2251092692

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 994297, 1988594, 3977188, 4971485, 9942970, 19885940, 100423997, 200847994, 401695988, 502119985, 1004239970, 2008479940]

約数ペア:

[(1, 2008479940), (2, 1004239970), (4, 502119985), (5, 401695988), (10, 200847994), (20, 100423997), (101, 19885940), (202, 9942970), (404, 4971485), (505, 3977188), (1010, 1988594), (2020, 994297)]