397029124820

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{631}}^1\times {\mathrm{149101}}^1$

素因数の和:149952

約数の個数: 48

約数和(自身を含む): 839045859456

約数和(自身を除く): 442016734636

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 631, 844, 1055, 1262, 2110, 2524, 3155, 4220, 6310, 12620, 133141, 149101, 266282, 298202, 532564, 596404, 665705, 745505, 1331410, 1491010, 2662820, 2982020, 31460311, 62920622, 94082731, 125841244, 157301555, 188165462, 314603110, 376330924, 470413655, 629206220, 940827310, 1881654620, 19851456241, 39702912482, 79405824964, 99257281205, 198514562410, 397029124820]

約数ペア:

[(1, 397029124820), (2, 198514562410), (4, 99257281205), (5, 79405824964), (10, 39702912482), (20, 19851456241), (211, 1881654620), (422, 940827310), (631, 629206220), (844, 470413655), (1055, 376330924), (1262, 314603110), (2110, 188165462), (2524, 157301555), (3155, 125841244), (4220, 94082731), (6310, 62920622), (12620, 31460311), (133141, 2982020), (149101, 2662820), (266282, 1491010), (298202, 1331410), (532564, 745505), (596404, 665705)]