47012920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{373}}^1$

素因数の和:544

約数の個数: 64

約数和(自身を含む): 111481920

約数和(自身を除く): 64469000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 137, 184, 230, 274, 373, 460, 548, 685, 746, 920, 1096, 1370, 1492, 1865, 2740, 2984, 3151, 3730, 5480, 6302, 7460, 8579, 12604, 14920, 15755, 17158, 25208, 31510, 34316, 42895, 51101, 63020, 68632, 85790, 102202, 126040, 171580, 204404, 255505, 343160, 408808, 511010, 1022020, 1175323, 2044040, 2350646, 4701292, 5876615, 9402584, 11753230, 23506460, 47012920]

約数ペア:

[(1, 47012920), (2, 23506460), (4, 11753230), (5, 9402584), (8, 5876615), (10, 4701292), (20, 2350646), (23, 2044040), (40, 1175323), (46, 1022020), (92, 511010), (115, 408808), (137, 343160), (184, 255505), (230, 204404), (274, 171580), (373, 126040), (460, 102202), (548, 85790), (685, 68632), (746, 63020), (920, 51101), (1096, 42895), (1370, 34316), (1492, 31510), (1865, 25208), (2740, 17158), (2984, 15755), (3151, 14920), (3730, 12604), (5480, 8579), (6302, 7460)]