66397820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{114479}}^1$

素因数の和:114517

約数の個数: 24

約数和(自身を含む): 144244800

約数和(自身を除く): 77846980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 114479, 228958, 457916, 572395, 1144790, 2289580, 3319891, 6639782, 13279564, 16599455, 33198910, 66397820]

約数ペア:

[(1, 66397820), (2, 33198910), (4, 16599455), (5, 13279564), (10, 6639782), (20, 3319891), (29, 2289580), (58, 1144790), (116, 572395), (145, 457916), (290, 228958), (580, 114479)]