129239330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61837}}^1$

素因数の和:61874

約数の個数: 32

約数和(自身を含む): 267140160

約数和(自身を除く): 137900830

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 61837, 123674, 309185, 618370, 680207, 1174903, 1360414, 2349806, 3401035, 5874515, 6802070, 11749030, 12923933, 25847866, 64619665, 129239330]

約数ペア:

[(1, 129239330), (2, 64619665), (5, 25847866), (10, 12923933), (11, 11749030), (19, 6802070), (22, 5874515), (38, 3401035), (55, 2349806), (95, 1360414), (110, 1174903), (190, 680207), (209, 618370), (418, 309185), (1045, 123674), (2090, 61837)]