38631540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{643859}}^1$

素因数の和:643871

約数の個数: 24

約数和(自身を含む): 108168480

約数和(自身を除く): 69536940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 643859, 1287718, 1931577, 2575436, 3219295, 3863154, 6438590, 7726308, 9657885, 12877180, 19315770, 38631540]

約数ペア:

[(1, 38631540), (2, 19315770), (3, 12877180), (4, 9657885), (5, 7726308), (6, 6438590), (10, 3863154), (12, 3219295), (15, 2575436), (20, 1931577), (30, 1287718), (60, 643859)]