7232780

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{859}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 15242640

約数和(自身を除く): 8009860

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 859, 1684, 1718, 2105, 3436, 4210, 4295, 8420, 8590, 17180, 361639, 723278, 1446556, 1808195, 3616390, 7232780]

約数ペア:

[(1, 7232780), (2, 3616390), (4, 1808195), (5, 1446556), (10, 723278), (20, 361639), (421, 17180), (842, 8590), (859, 8420), (1684, 4295), (1718, 4210), (2105, 3436)]