20196260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{144259}}^1$

素因数の和:144275

約数の個数: 24

約数和(自身を含む): 48471360

約数和(自身を除く): 28275100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 144259, 288518, 577036, 721295, 1009813, 1442590, 2019626, 2885180, 4039252, 5049065, 10098130, 20196260]

約数ペア:

[(1, 20196260), (2, 10098130), (4, 5049065), (5, 4039252), (7, 2885180), (10, 2019626), (14, 1442590), (20, 1009813), (28, 721295), (35, 577036), (70, 288518), (140, 144259)]