13581140

素因数分解:

$2^2\times 5^1\times {\mathrm{673}}^1\times {\mathrm{1009}}^1$

素因数の和:1691

約数の個数: 24

約数和(自身を含む): 28591080

約数和(自身を除く): 15009940

約数列:

[1, 2, 4, 5, 10, 20, 673, 1009, 1346, 2018, 2692, 3365, 4036, 5045, 6730, 10090, 13460, 20180, 679057, 1358114, 2716228, 3395285, 6790570, 13581140]

約数ペア:

[(1, 13581140), (2, 6790570), (4, 3395285), (5, 2716228), (10, 1358114), (20, 679057), (673, 20180), (1009, 13460), (1346, 10090), (2018, 6730), (2692, 5045), (3365, 4036)]