1585756820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{5821}}^1$

素因数の和:6140

約数の個数: 48

約数和(自身を含む): 3406708368

約数和(自身を除く): 1820951548

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 257, 265, 514, 530, 1028, 1060, 1285, 2570, 5140, 5821, 11642, 13621, 23284, 27242, 29105, 54484, 58210, 68105, 116420, 136210, 272420, 308513, 617026, 1234052, 1495997, 1542565, 2991994, 3085130, 5983988, 6170260, 7479985, 14959970, 29919940, 79287841, 158575682, 317151364, 396439205, 792878410, 1585756820]

約数ペア:

[(1, 1585756820), (2, 792878410), (4, 396439205), (5, 317151364), (10, 158575682), (20, 79287841), (53, 29919940), (106, 14959970), (212, 7479985), (257, 6170260), (265, 5983988), (514, 3085130), (530, 2991994), (1028, 1542565), (1060, 1495997), (1285, 1234052), (2570, 617026), (5140, 308513), (5821, 272420), (11642, 136210), (13621, 116420), (23284, 68105), (27242, 58210), (29105, 54484)]