67740280

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{7027}}^1$

素因数の和:7279

約数の個数: 32

約数和(自身を含む): 153069840

約数和(自身を除く): 85329560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4820, 7027, 9640, 14054, 28108, 35135, 56216, 70270, 140540, 281080, 1693507, 3387014, 6774028, 8467535, 13548056, 16935070, 33870140, 67740280]

約数ペア:

[(1, 67740280), (2, 33870140), (4, 16935070), (5, 13548056), (8, 8467535), (10, 6774028), (20, 3387014), (40, 1693507), (241, 281080), (482, 140540), (964, 70270), (1205, 56216), (1928, 35135), (2410, 28108), (4820, 14054), (7027, 9640)]