38875640

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{2029}}^1$

素因数の和:2519

約数の個数: 32

約数和(自身を含む): 87696000

約数和(自身を除く): 48820360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 958, 1916, 2029, 2395, 3832, 4058, 4790, 8116, 9580, 10145, 16232, 19160, 20290, 40580, 81160, 971891, 1943782, 3887564, 4859455, 7775128, 9718910, 19437820, 38875640]

約数ペア:

[(1, 38875640), (2, 19437820), (4, 9718910), (5, 7775128), (8, 4859455), (10, 3887564), (20, 1943782), (40, 971891), (479, 81160), (958, 40580), (1916, 20290), (2029, 19160), (2395, 16232), (3832, 10145), (4058, 9580), (4790, 8116)]