87627820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{625913}}^1$

素因数の和:625929

約数の個数: 24

約数和(自身を含む): 210307104

約数和(自身を除く): 122679284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 625913, 1251826, 2503652, 3129565, 4381391, 6259130, 8762782, 12518260, 17525564, 21906955, 43813910, 87627820]

約数ペア:

[(1, 87627820), (2, 43813910), (4, 21906955), (5, 17525564), (7, 12518260), (10, 8762782), (14, 6259130), (20, 4381391), (28, 3129565), (35, 2503652), (70, 1251826), (140, 625913)]