552580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3947}}^1$

素因数の和:3963

約数の個数: 24

約数和(自身を含む): 1326528

約数和(自身を除く): 773948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3947, 7894, 15788, 19735, 27629, 39470, 55258, 78940, 110516, 138145, 276290, 552580]

約数ペア:

[(1, 552580), (2, 276290), (4, 138145), (5, 110516), (7, 78940), (10, 55258), (14, 39470), (20, 27629), (28, 19735), (35, 15788), (70, 7894), (140, 3947)]