20160911240

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1\times {\mathrm{44263}}^1$

素因数の和:44526

約数の個数: 64

約数和(自身を含む): 46370966400

約数和(自身を除く): 26210055160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 193, 236, 295, 386, 472, 590, 772, 965, 1180, 1544, 1930, 2360, 3860, 7720, 11387, 22774, 44263, 45548, 56935, 88526, 91096, 113870, 177052, 221315, 227740, 354104, 442630, 455480, 885260, 1770520, 2611517, 5223034, 8542759, 10446068, 13057585, 17085518, 20892136, 26115170, 34171036, 42713795, 52230340, 68342072, 85427590, 104460680, 170855180, 341710360, 504022781, 1008045562, 2016091124, 2520113905, 4032182248, 5040227810, 10080455620, 20160911240]

約数ペア:

[(1, 20160911240), (2, 10080455620), (4, 5040227810), (5, 4032182248), (8, 2520113905), (10, 2016091124), (20, 1008045562), (40, 504022781), (59, 341710360), (118, 170855180), (193, 104460680), (236, 85427590), (295, 68342072), (386, 52230340), (472, 42713795), (590, 34171036), (772, 26115170), (965, 20892136), (1180, 17085518), (1544, 13057585), (1930, 10446068), (2360, 8542759), (3860, 5223034), (7720, 2611517), (11387, 1770520), (22774, 885260), (44263, 455480), (45548, 442630), (56935, 354104), (88526, 227740), (91096, 221315), (113870, 177052)]