138554180

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{337}}^2$

素因数の和:744

約数の個数: 36

約数和(自身を含む): 296613828

約数和(自身を除く): 158059648

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 337, 610, 674, 1220, 1348, 1685, 3370, 6740, 20557, 41114, 82228, 102785, 113569, 205570, 227138, 411140, 454276, 567845, 1135690, 2271380, 6927709, 13855418, 27710836, 34638545, 69277090, 138554180]

約数ペア:

[(1, 138554180), (2, 69277090), (4, 34638545), (5, 27710836), (10, 13855418), (20, 6927709), (61, 2271380), (122, 1135690), (244, 567845), (305, 454276), (337, 411140), (610, 227138), (674, 205570), (1220, 113569), (1348, 102785), (1685, 82228), (3370, 41114), (6740, 20557)]