520047476540

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1\times {\mathrm{392981}}^1$

素因数の和:393638

約数の個数: 48

約数和(自身を含む): 1102814383104

約数和(自身を除く): 582766906564

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 521, 635, 1042, 1270, 2084, 2540, 2605, 5210, 10420, 66167, 132334, 264668, 330835, 392981, 661670, 785962, 1323340, 1571924, 1964905, 3929810, 7859620, 49908587, 99817174, 199634348, 204743101, 249542935, 409486202, 499085870, 818972404, 998171740, 1023715505, 2047431010, 4094862020, 26002373827, 52004747654, 104009495308, 130011869135, 260023738270, 520047476540]

約数ペア:

[(1, 520047476540), (2, 260023738270), (4, 130011869135), (5, 104009495308), (10, 52004747654), (20, 26002373827), (127, 4094862020), (254, 2047431010), (508, 1023715505), (521, 998171740), (635, 818972404), (1042, 499085870), (1270, 409486202), (2084, 249542935), (2540, 204743101), (2605, 199634348), (5210, 99817174), (10420, 49908587), (66167, 7859620), (132334, 3929810), (264668, 1964905), (330835, 1571924), (392981, 1323340), (661670, 785962)]