42407840

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2087}}^1$

素因数の和:2229

約数の個数: 48

約数和(自身を含む): 101025792

約数和(自身を除く): 58617952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 254, 508, 635, 1016, 1270, 2032, 2087, 2540, 4064, 4174, 5080, 8348, 10160, 10435, 16696, 20320, 20870, 33392, 41740, 66784, 83480, 166960, 265049, 333920, 530098, 1060196, 1325245, 2120392, 2650490, 4240784, 5300980, 8481568, 10601960, 21203920, 42407840]

約数ペア:

[(1, 42407840), (2, 21203920), (4, 10601960), (5, 8481568), (8, 5300980), (10, 4240784), (16, 2650490), (20, 2120392), (32, 1325245), (40, 1060196), (80, 530098), (127, 333920), (160, 265049), (254, 166960), (508, 83480), (635, 66784), (1016, 41740), (1270, 33392), (2032, 20870), (2087, 20320), (2540, 16696), (4064, 10435), (4174, 10160), (5080, 8348)]