28208510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{256441}}^1$

素因数の和:256459

約数の個数: 16

約数和(自身を含む): 55391472

約数和(自身を除く): 27182962

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 256441, 512882, 1282205, 2564410, 2820851, 5641702, 14104255, 28208510]

約数ペア:

[(1, 28208510), (2, 14104255), (5, 5641702), (10, 2820851), (11, 2564410), (22, 1282205), (55, 512882), (110, 256441)]