2649343820

素因数分解:

$2^2\times 5^1\times {\mathrm{132467191}}^1$

素因数の和:132467200

約数の個数: 12

約数和(自身を含む): 5563622064

約数和(自身を除く): 2914278244

約数列:

[1, 2, 4, 5, 10, 20, 132467191, 264934382, 529868764, 662335955, 1324671910, 2649343820]

約数ペア:

[(1, 2649343820), (2, 1324671910), (4, 662335955), (5, 529868764), (10, 264934382), (20, 132467191)]