220640672

素因数分解:

$2^5\times 7^1\times {\mathrm{985003}}^1$

素因数の和:985020

約数の個数: 24

約数和(自身を含む): 496442016

約数和(自身を除く): 275801344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 985003, 1970006, 3940012, 6895021, 7880024, 13790042, 15760048, 27580084, 31520096, 55160168, 110320336, 220640672]

約数ペア:

[(1, 220640672), (2, 110320336), (4, 55160168), (7, 31520096), (8, 27580084), (14, 15760048), (16, 13790042), (28, 7880024), (32, 6895021), (56, 3940012), (112, 1970006), (224, 985003)]