5208680

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{661}}^1$

素因数の和:869

約数の個数: 32

約数和(自身を含む): 11796840

約数和(自身を除く): 6588160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 661, 788, 985, 1322, 1576, 1970, 2644, 3305, 3940, 5288, 6610, 7880, 13220, 26440, 130217, 260434, 520868, 651085, 1041736, 1302170, 2604340, 5208680]

約数ペア:

[(1, 5208680), (2, 2604340), (4, 1302170), (5, 1041736), (8, 651085), (10, 520868), (20, 260434), (40, 130217), (197, 26440), (394, 13220), (661, 7880), (788, 6610), (985, 5288), (1322, 3940), (1576, 3305), (1970, 2644)]