137911120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{90731}}^1$

素因数の和:90763

約数の個数: 40

約数和(自身を含む): 337523040

約数和(自身を除く): 199611920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 90731, 181462, 362924, 453655, 725848, 907310, 1451696, 1723889, 1814620, 3447778, 3629240, 6895556, 7258480, 8619445, 13791112, 17238890, 27582224, 34477780, 68955560, 137911120]

約数ペア:

[(1, 137911120), (2, 68955560), (4, 34477780), (5, 27582224), (8, 17238890), (10, 13791112), (16, 8619445), (19, 7258480), (20, 6895556), (38, 3629240), (40, 3447778), (76, 1814620), (80, 1723889), (95, 1451696), (152, 907310), (190, 725848), (304, 453655), (380, 362924), (760, 181462), (1520, 90731)]