7029771640

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{892103}}^1$

素因数の和:892311

約数の個数: 32

約数和(自身を含む): 15897293280

約数和(自身を除く): 8867521640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 892103, 1784206, 3568412, 4460515, 7136824, 8921030, 17842060, 35684120, 175744291, 351488582, 702977164, 878721455, 1405954328, 1757442910, 3514885820, 7029771640]

約数ペア:

[(1, 7029771640), (2, 3514885820), (4, 1757442910), (5, 1405954328), (8, 878721455), (10, 702977164), (20, 351488582), (40, 175744291), (197, 35684120), (394, 17842060), (788, 8921030), (985, 7136824), (1576, 4460515), (1970, 3568412), (3940, 1784206), (7880, 892103)]