1640984880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{6837437}}^1$

素因数の和:6837453

約数の個数: 40

約数和(自身を含む): 5087053872

約数和(自身を除く): 3446068992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 6837437, 13674874, 20512311, 27349748, 34187185, 41024622, 54699496, 68374370, 82049244, 102561555, 109398992, 136748740, 164098488, 205123110, 273497480, 328196976, 410246220, 546994960, 820492440, 1640984880]

約数ペア:

[(1, 1640984880), (2, 820492440), (3, 546994960), (4, 410246220), (5, 328196976), (6, 273497480), (8, 205123110), (10, 164098488), (12, 136748740), (15, 109398992), (16, 102561555), (20, 82049244), (24, 68374370), (30, 54699496), (40, 41024622), (48, 34187185), (60, 27349748), (80, 20512311), (120, 13674874), (240, 6837437)]