1888005880

素因数分解:

$2^3\times 5^1\times {\mathrm{2411}}^1\times {\mathrm{19577}}^1$

素因数の和:21999

約数の個数: 32

約数和(自身を含む): 4249992240

約数和(自身を除く): 2361986360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2411, 4822, 9644, 12055, 19288, 19577, 24110, 39154, 48220, 78308, 96440, 97885, 156616, 195770, 391540, 783080, 47200147, 94400294, 188800588, 236000735, 377601176, 472001470, 944002940, 1888005880]

約数ペア:

[(1, 1888005880), (2, 944002940), (4, 472001470), (5, 377601176), (8, 236000735), (10, 188800588), (20, 94400294), (40, 47200147), (2411, 783080), (4822, 391540), (9644, 195770), (12055, 156616), (19288, 97885), (19577, 96440), (24110, 78308), (39154, 48220)]