54850180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{35617}}^1$

素因数の和:35644

約数の個数: 48

約数和(自身を含む): 143611776

約数和(自身を除く): 88761596

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 35617, 71234, 142468, 178085, 249319, 356170, 391787, 498638, 712340, 783574, 997276, 1246595, 1567148, 1958935, 2493190, 2742509, 3917870, 4986380, 5485018, 7835740, 10970036, 13712545, 27425090, 54850180]

約数ペア:

[(1, 54850180), (2, 27425090), (4, 13712545), (5, 10970036), (7, 7835740), (10, 5485018), (11, 4986380), (14, 3917870), (20, 2742509), (22, 2493190), (28, 1958935), (35, 1567148), (44, 1246595), (55, 997276), (70, 783574), (77, 712340), (110, 498638), (140, 391787), (154, 356170), (220, 249319), (308, 178085), (385, 142468), (770, 71234), (1540, 35617)]