20906220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{348437}}^1$

素因数の和:348449

約数の個数: 24

約数和(自身を含む): 58537584

約数和(自身を除く): 37631364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 348437, 696874, 1045311, 1393748, 1742185, 2090622, 3484370, 4181244, 5226555, 6968740, 10453110, 20906220]

約数ペア:

[(1, 20906220), (2, 10453110), (3, 6968740), (4, 5226555), (5, 4181244), (6, 3484370), (10, 2090622), (12, 1742185), (15, 1393748), (20, 1045311), (30, 696874), (60, 348437)]