25104460

素因数分解:

$2^2\times 5^1\times {\mathrm{997}}^1\times {\mathrm{1259}}^1$

素因数の和:2265

約数の個数: 24

約数和(自身を含む): 52814160

約数和(自身を除く): 27709700

約数列:

[1, 2, 4, 5, 10, 20, 997, 1259, 1994, 2518, 3988, 4985, 5036, 6295, 9970, 12590, 19940, 25180, 1255223, 2510446, 5020892, 6276115, 12552230, 25104460]

約数ペア:

[(1, 25104460), (2, 12552230), (4, 6276115), (5, 5020892), (10, 2510446), (20, 1255223), (997, 25180), (1259, 19940), (1994, 12590), (2518, 9970), (3988, 6295), (4985, 5036)]