200497990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{260387}}^1$

素因数の和:260412

約数の個数: 32

約数和(自身を含む): 449950464

約数和(自身を除く): 249452474

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 260387, 520774, 1301935, 1822709, 2603870, 2864257, 3645418, 5728514, 9113545, 14321285, 18227090, 20049799, 28642570, 40099598, 100248995, 200497990]

約数ペア:

[(1, 200497990), (2, 100248995), (5, 40099598), (7, 28642570), (10, 20049799), (11, 18227090), (14, 14321285), (22, 9113545), (35, 5728514), (55, 3645418), (70, 2864257), (77, 2603870), (110, 1822709), (154, 1301935), (385, 520774), (770, 260387)]