28532660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109741}}^1$

素因数の和:109763

約数の個数: 24

約数和(自身を含む): 64528296

約数和(自身を除く): 35995636

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 109741, 219482, 438964, 548705, 1097410, 1426633, 2194820, 2853266, 5706532, 7133165, 14266330, 28532660]

約数ペア:

[(1, 28532660), (2, 14266330), (4, 7133165), (5, 5706532), (10, 2853266), (13, 2194820), (20, 1426633), (26, 1097410), (52, 548705), (65, 438964), (130, 219482), (260, 109741)]