52805720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2791}}^1$

素因数の和:2856

約数の個数: 64

約数和(自身を含む): 132675840

約数和(自身を除く): 79870120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 2791, 3784, 4730, 5582, 9460, 11164, 13955, 18920, 22328, 27910, 30701, 55820, 61402, 111640, 120013, 122804, 153505, 240026, 245608, 307010, 480052, 600065, 614020, 960104, 1200130, 1228040, 1320143, 2400260, 2640286, 4800520, 5280572, 6600715, 10561144, 13201430, 26402860, 52805720]

約数ペア:

[(1, 52805720), (2, 26402860), (4, 13201430), (5, 10561144), (8, 6600715), (10, 5280572), (11, 4800520), (20, 2640286), (22, 2400260), (40, 1320143), (43, 1228040), (44, 1200130), (55, 960104), (86, 614020), (88, 600065), (110, 480052), (172, 307010), (215, 245608), (220, 240026), (344, 153505), (430, 122804), (440, 120013), (473, 111640), (860, 61402), (946, 55820), (1720, 30701), (1892, 27910), (2365, 22328), (2791, 18920), (3784, 13955), (4730, 11164), (5582, 9460)]