2007678880

素因数分解:

$2^5\times 5^1\times {\mathrm{263}}^1\times {\mathrm{47711}}^1$

素因数の和:47989

約数の個数: 48

約数和(自身を含む): 4761275904

約数和(自身を除く): 2753597024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 8416, 10520, 21040, 42080, 47711, 95422, 190844, 238555, 381688, 477110, 763376, 954220, 1526752, 1908440, 3816880, 7633760, 12547993, 25095986, 50191972, 62739965, 100383944, 125479930, 200767888, 250959860, 401535776, 501919720, 1003839440, 2007678880]

約数ペア:

[(1, 2007678880), (2, 1003839440), (4, 501919720), (5, 401535776), (8, 250959860), (10, 200767888), (16, 125479930), (20, 100383944), (32, 62739965), (40, 50191972), (80, 25095986), (160, 12547993), (263, 7633760), (526, 3816880), (1052, 1908440), (1315, 1526752), (2104, 954220), (2630, 763376), (4208, 477110), (5260, 381688), (8416, 238555), (10520, 190844), (21040, 95422), (42080, 47711)]