47806820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{337}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 103744368

約数和(自身を除く): 55937548

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 173, 205, 337, 346, 410, 674, 692, 820, 865, 1348, 1685, 1730, 3370, 3460, 6740, 7093, 13817, 14186, 27634, 28372, 35465, 55268, 58301, 69085, 70930, 116602, 138170, 141860, 233204, 276340, 291505, 583010, 1166020, 2390341, 4780682, 9561364, 11951705, 23903410, 47806820]

約数ペア:

[(1, 47806820), (2, 23903410), (4, 11951705), (5, 9561364), (10, 4780682), (20, 2390341), (41, 1166020), (82, 583010), (164, 291505), (173, 276340), (205, 233204), (337, 141860), (346, 138170), (410, 116602), (674, 70930), (692, 69085), (820, 58301), (865, 55268), (1348, 35465), (1685, 28372), (1730, 27634), (3370, 14186), (3460, 13817), (6740, 7093)]