20161361360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{467}}^1\times {\mathrm{77093}}^1$

素因数の和:77580

約数の個数: 80

約数和(自身を含む): 53687028096

約数和(自身を除く): 33525666736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 467, 560, 934, 1868, 2335, 3269, 3736, 4670, 6538, 7472, 9340, 13076, 16345, 18680, 26152, 32690, 37360, 52304, 65380, 77093, 130760, 154186, 261520, 308372, 385465, 539651, 616744, 770930, 1079302, 1233488, 1541860, 2158604, 2698255, 3083720, 4317208, 5396510, 6167440, 8634416, 10793020, 21586040, 36002431, 43172080, 72004862, 144009724, 180012155, 252017017, 288019448, 360024310, 504034034, 576038896, 720048620, 1008068068, 1260085085, 1440097240, 2016136136, 2520170170, 2880194480, 4032272272, 5040340340, 10080680680, 20161361360]

約数ペア:

[(1, 20161361360), (2, 10080680680), (4, 5040340340), (5, 4032272272), (7, 2880194480), (8, 2520170170), (10, 2016136136), (14, 1440097240), (16, 1260085085), (20, 1008068068), (28, 720048620), (35, 576038896), (40, 504034034), (56, 360024310), (70, 288019448), (80, 252017017), (112, 180012155), (140, 144009724), (280, 72004862), (467, 43172080), (560, 36002431), (934, 21586040), (1868, 10793020), (2335, 8634416), (3269, 6167440), (3736, 5396510), (4670, 4317208), (6538, 3083720), (7472, 2698255), (9340, 2158604), (13076, 1541860), (16345, 1233488), (18680, 1079302), (26152, 770930), (32690, 616744), (37360, 539651), (52304, 385465), (65380, 308372), (77093, 261520), (130760, 154186)]