51600020

素因数分解:

$2^2\times 5^1\times {\mathrm{1447}}^1\times {\mathrm{1783}}^1$

素因数の和:3239

約数の個数: 24

約数和(自身を含む): 108495744

約数和(自身を除く): 56895724

約数列:

[1, 2, 4, 5, 10, 20, 1447, 1783, 2894, 3566, 5788, 7132, 7235, 8915, 14470, 17830, 28940, 35660, 2580001, 5160002, 10320004, 12900005, 25800010, 51600020]

約数ペア:

[(1, 51600020), (2, 25800010), (4, 12900005), (5, 10320004), (10, 5160002), (20, 2580001), (1447, 35660), (1783, 28940), (2894, 17830), (3566, 14470), (5788, 8915), (7132, 7235)]