30543020

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{17159}}^1$

素因数の和:17257

約数の個数: 24

約数和(自身を含む): 64864800

約数和(自身を除く): 34321780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 17159, 34318, 68636, 85795, 171590, 343180, 1527151, 3054302, 6108604, 7635755, 15271510, 30543020]

約数ペア:

[(1, 30543020), (2, 15271510), (4, 7635755), (5, 6108604), (10, 3054302), (20, 1527151), (89, 343180), (178, 171590), (356, 85795), (445, 68636), (890, 34318), (1780, 17159)]