857120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1$

素因数の和:513

約数の個数: 48

約数和(自身を含む): 2213568

約数和(自身を除く): 1356448

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 487, 880, 974, 1760, 1948, 2435, 3896, 4870, 5357, 7792, 9740, 10714, 15584, 19480, 21428, 26785, 38960, 42856, 53570, 77920, 85712, 107140, 171424, 214280, 428560, 857120]

約数ペア:

[(1, 857120), (2, 428560), (4, 214280), (5, 171424), (8, 107140), (10, 85712), (11, 77920), (16, 53570), (20, 42856), (22, 38960), (32, 26785), (40, 21428), (44, 19480), (55, 15584), (80, 10714), (88, 9740), (110, 7792), (160, 5357), (176, 4870), (220, 3896), (352, 2435), (440, 1948), (487, 1760), (880, 974)]