86967280

素因数分解:

$2^4\times 5^1\times {\mathrm{1087091}}^1$

素因数の和:1087104

約数の個数: 20

約数和(自身を含む): 202199112

約数和(自身を除く): 115231832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1087091, 2174182, 4348364, 5435455, 8696728, 10870910, 17393456, 21741820, 43483640, 86967280]

約数ペア:

[(1, 86967280), (2, 43483640), (4, 21741820), (5, 17393456), (8, 10870910), (10, 8696728), (16, 5435455), (20, 4348364), (40, 2174182), (80, 1087091)]