28384480

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9337}}^1$

素因数の和:9371

約数の個数: 48

約数和(自身を含む): 70595280

約数和(自身を除く): 42210800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 9337, 18674, 37348, 46685, 74696, 93370, 149392, 177403, 186740, 298784, 354806, 373480, 709612, 746960, 887015, 1419224, 1493920, 1774030, 2838448, 3548060, 5676896, 7096120, 14192240, 28384480]

約数ペア:

[(1, 28384480), (2, 14192240), (4, 7096120), (5, 5676896), (8, 3548060), (10, 2838448), (16, 1774030), (19, 1493920), (20, 1419224), (32, 887015), (38, 746960), (40, 709612), (76, 373480), (80, 354806), (95, 298784), (152, 186740), (160, 177403), (190, 149392), (304, 93370), (380, 74696), (608, 46685), (760, 37348), (1520, 18674), (3040, 9337)]