38987060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{278479}}^1$

素因数の和:278495

約数の個数: 24

約数和(自身を含む): 93569280

約数和(自身を除く): 54582220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 278479, 556958, 1113916, 1392395, 1949353, 2784790, 3898706, 5569580, 7797412, 9746765, 19493530, 38987060]

約数ペア:

[(1, 38987060), (2, 19493530), (4, 9746765), (5, 7797412), (7, 5569580), (10, 3898706), (14, 2784790), (20, 1949353), (28, 1392395), (35, 1113916), (70, 556958), (140, 278479)]