103111280

素因数分解:

$2^4\times 5^1\times {\mathrm{1288891}}^1$

素因数の和:1288904

約数の個数: 20

約数和(自身を含む): 239733912

約数和(自身を除く): 136622632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1288891, 2577782, 5155564, 6444455, 10311128, 12888910, 20622256, 25777820, 51555640, 103111280]

約数ペア:

[(1, 103111280), (2, 51555640), (4, 25777820), (5, 20622256), (8, 12888910), (10, 10311128), (16, 6444455), (20, 5155564), (40, 2577782), (80, 1288891)]