84595640

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{21803}}^1$

素因数の和:21911

約数の個数: 32

約数和(自身を含む): 192311280

約数和(自身を除く): 107715640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 21803, 43606, 87212, 109015, 174424, 218030, 436060, 872120, 2114891, 4229782, 8459564, 10574455, 16919128, 21148910, 42297820, 84595640]

約数ペア:

[(1, 84595640), (2, 42297820), (4, 21148910), (5, 16919128), (8, 10574455), (10, 8459564), (20, 4229782), (40, 2114891), (97, 872120), (194, 436060), (388, 218030), (485, 174424), (776, 109015), (970, 87212), (1940, 43606), (3880, 21803)]