39427820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67979}}^1$

素因数の和:68017

約数の個数: 24

約数和(自身を含む): 85654800

約数和(自身を除く): 46226980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 67979, 135958, 271916, 339895, 679790, 1359580, 1971391, 3942782, 7885564, 9856955, 19713910, 39427820]

約数ペア:

[(1, 39427820), (2, 19713910), (4, 9856955), (5, 7885564), (10, 3942782), (20, 1971391), (29, 1359580), (58, 679790), (116, 339895), (145, 271916), (290, 135958), (580, 67979)]