1640070652040

素因数分解:

$2^3\times 5^1\times {\mathrm{8429}}^1\times {\mathrm{4864369}}^1$

素因数の和:4872809

約数の個数: 32

約数和(自身を含む): 3690597519000

約数和(自身を除く): 2050526866960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 8429, 16858, 33716, 42145, 67432, 84290, 168580, 337160, 4864369, 9728738, 19457476, 24321845, 38914952, 48643690, 97287380, 194574760, 41001766301, 82003532602, 164007065204, 205008831505, 328014130408, 410017663010, 820035326020, 1640070652040]

約数ペア:

[(1, 1640070652040), (2, 820035326020), (4, 410017663010), (5, 328014130408), (8, 205008831505), (10, 164007065204), (20, 82003532602), (40, 41001766301), (8429, 194574760), (16858, 97287380), (33716, 48643690), (42145, 38914952), (67432, 24321845), (84290, 19457476), (168580, 9728738), (337160, 4864369)]