20615340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{343589}}^1$

素因数の和:343601

約数の個数: 24

約数和(自身を含む): 57723120

約数和(自身を除く): 37107780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 343589, 687178, 1030767, 1374356, 1717945, 2061534, 3435890, 4123068, 5153835, 6871780, 10307670, 20615340]

約数ペア:

[(1, 20615340), (2, 10307670), (3, 6871780), (4, 5153835), (5, 4123068), (6, 3435890), (10, 2061534), (12, 1717945), (15, 1374356), (20, 1030767), (30, 687178), (60, 343589)]