19686080

素因数分解:

$2^6\times 5^1\times {\mathrm{61519}}^1$

素因数の和:61536

約数の個数: 28

約数和(自身を含む): 46878240

約数和(自身を除く): 27192160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 61519, 123038, 246076, 307595, 492152, 615190, 984304, 1230380, 1968608, 2460760, 3937216, 4921520, 9843040, 19686080]

約数ペア:

[(1, 19686080), (2, 9843040), (4, 4921520), (5, 3937216), (8, 2460760), (10, 1968608), (16, 1230380), (20, 984304), (32, 615190), (40, 492152), (64, 307595), (80, 246076), (160, 123038), (320, 61519)]