2880724

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 6451200

約数和(自身を除く): 3570476

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 154, 188, 199, 308, 329, 398, 517, 658, 796, 1034, 1316, 1393, 2068, 2189, 2786, 3619, 4378, 5572, 7238, 8756, 9353, 14476, 15323, 18706, 30646, 37412, 61292, 65471, 102883, 130942, 205766, 261884, 411532, 720181, 1440362, 2880724]

約数ペア:

[(1, 2880724), (2, 1440362), (4, 720181), (7, 411532), (11, 261884), (14, 205766), (22, 130942), (28, 102883), (44, 65471), (47, 61292), (77, 37412), (94, 30646), (154, 18706), (188, 15323), (199, 14476), (308, 9353), (329, 8756), (398, 7238), (517, 5572), (658, 4378), (796, 3619), (1034, 2786), (1316, 2189), (1393, 2068)]