57475480

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{5591}}^1$

素因数の和:5859

約数の個数: 32

約数和(自身を含む): 129846240

約数和(自身を除く): 72370760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 5140, 5591, 10280, 11182, 22364, 27955, 44728, 55910, 111820, 223640, 1436887, 2873774, 5747548, 7184435, 11495096, 14368870, 28737740, 57475480]

約数ペア:

[(1, 57475480), (2, 28737740), (4, 14368870), (5, 11495096), (8, 7184435), (10, 5747548), (20, 2873774), (40, 1436887), (257, 223640), (514, 111820), (1028, 55910), (1285, 44728), (2056, 27955), (2570, 22364), (5140, 11182), (5591, 10280)]