2686740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{6397}}^1$

素因数の和:6416

約数の個数: 48

約数和(自身を含む): 8598912

約数和(自身を除く): 5912172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 6397, 12794, 19191, 25588, 31985, 38382, 44779, 63970, 76764, 89558, 95955, 127940, 134337, 179116, 191910, 223895, 268674, 383820, 447790, 537348, 671685, 895580, 1343370, 2686740]

約数ペア:

[(1, 2686740), (2, 1343370), (3, 895580), (4, 671685), (5, 537348), (6, 447790), (7, 383820), (10, 268674), (12, 223895), (14, 191910), (15, 179116), (20, 134337), (21, 127940), (28, 95955), (30, 89558), (35, 76764), (42, 63970), (60, 44779), (70, 38382), (84, 31985), (105, 25588), (140, 19191), (210, 12794), (420, 6397)]