20979050

素因数分解:

$2^1\times 5^2\times {\mathrm{241}}^1\times {\mathrm{1741}}^1$

素因数の和:1994

約数の個数: 24

約数和(自身を含む): 39205452

約数和(自身を除く): 18226402

約数列:

[1, 2, 5, 10, 25, 50, 241, 482, 1205, 1741, 2410, 3482, 6025, 8705, 12050, 17410, 43525, 87050, 419581, 839162, 2097905, 4195810, 10489525, 20979050]

約数ペア:

[(1, 20979050), (2, 10489525), (5, 4195810), (10, 2097905), (25, 839162), (50, 419581), (241, 87050), (482, 43525), (1205, 17410), (1741, 12050), (2410, 8705), (3482, 6025)]