827220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{811}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 2455488

約数和(自身を除く): 1628268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 811, 1020, 1622, 2433, 3244, 4055, 4866, 8110, 9732, 12165, 13787, 16220, 24330, 27574, 41361, 48660, 55148, 68935, 82722, 137870, 165444, 206805, 275740, 413610, 827220]

約数ペア:

[(1, 827220), (2, 413610), (3, 275740), (4, 206805), (5, 165444), (6, 137870), (10, 82722), (12, 68935), (15, 55148), (17, 48660), (20, 41361), (30, 27574), (34, 24330), (51, 16220), (60, 13787), (68, 12165), (85, 9732), (102, 8110), (170, 4866), (204, 4055), (255, 3244), (340, 2433), (510, 1622), (811, 1020)]