208254310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{1579}}^1$

素因数の和:1717

約数の個数: 48

約数和(自身を含む): 416077200

約数和(自身を除く): 207822890

約数列:

[1, 2, 5, 10, 11, 22, 55, 109, 110, 121, 218, 242, 545, 605, 1090, 1199, 1210, 1579, 2398, 3158, 5995, 7895, 11990, 13189, 15790, 17369, 26378, 34738, 65945, 86845, 131890, 172111, 173690, 191059, 344222, 382118, 860555, 955295, 1721110, 1893221, 1910590, 3786442, 9466105, 18932210, 20825431, 41650862, 104127155, 208254310]

約数ペア:

[(1, 208254310), (2, 104127155), (5, 41650862), (10, 20825431), (11, 18932210), (22, 9466105), (55, 3786442), (109, 1910590), (110, 1893221), (121, 1721110), (218, 955295), (242, 860555), (545, 382118), (605, 344222), (1090, 191059), (1199, 173690), (1210, 172111), (1579, 131890), (2398, 86845), (3158, 65945), (5995, 34738), (7895, 26378), (11990, 17369), (13189, 15790)]