40878884

素因数分解:

$2^2\times {\mathrm{661}}^1\times {\mathrm{15461}}^1$

素因数の和:16126

約数の個数: 12

約数和(自身を含む): 71650908

約数和(自身を除く): 30772024

約数列:

[1, 2, 4, 661, 1322, 2644, 15461, 30922, 61844, 10219721, 20439442, 40878884]

約数ペア:

[(1, 40878884), (2, 20439442), (4, 10219721), (661, 61844), (1322, 30922), (2644, 15461)]