27887590

素因数分解:

$2^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{4219}}^1$

素因数の和:4887

約数の個数: 16

約数和(自身を含む): 50285520

約数和(自身を除く): 22397930

約数列:

[1, 2, 5, 10, 661, 1322, 3305, 4219, 6610, 8438, 21095, 42190, 2788759, 5577518, 13943795, 27887590]

約数ペア:

[(1, 27887590), (2, 13943795), (5, 5577518), (10, 2788759), (661, 42190), (1322, 21095), (3305, 8438), (4219, 6610)]