86637680

素因数分解:

$2^4\times 5^1\times {\mathrm{1082971}}^1$

素因数の和:1082984

約数の個数: 20

約数和(自身を含む): 201432792

約数和(自身を除く): 114795112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1082971, 2165942, 4331884, 5414855, 8663768, 10829710, 17327536, 21659420, 43318840, 86637680]

約数ペア:

[(1, 86637680), (2, 43318840), (4, 21659420), (5, 17327536), (8, 10829710), (10, 8663768), (16, 5414855), (20, 4331884), (40, 2165942), (80, 1082971)]