309292940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{127807}}^1$

素因数の和:127838

約数の個数: 36

約数和(自身を含む): 713935488

約数和(自身を除く): 404642548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 127807, 255614, 511228, 639035, 1278070, 1405877, 2556140, 2811754, 5623508, 7029385, 14058770, 15464647, 28117540, 30929294, 61858588, 77323235, 154646470, 309292940]

約数ペア:

[(1, 309292940), (2, 154646470), (4, 77323235), (5, 61858588), (10, 30929294), (11, 28117540), (20, 15464647), (22, 14058770), (44, 7029385), (55, 5623508), (110, 2811754), (121, 2556140), (220, 1405877), (242, 1278070), (484, 639035), (605, 511228), (1210, 255614), (2420, 127807)]