8091586540

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{887}}^1\times {\mathrm{1039}}^1$

素因数の和:2374

約数の個数: 48

約数和(自身を含む): 17066649600

約数和(自身を除く): 8975063060

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 887, 1039, 1756, 1774, 2078, 2195, 3548, 4156, 4390, 4435, 5195, 8780, 8870, 10390, 17740, 20780, 389393, 456121, 778786, 912242, 921593, 1557572, 1824484, 1843186, 1946965, 2280605, 3686372, 3893930, 4561210, 4607965, 7787860, 9122420, 9215930, 18431860, 404579327, 809158654, 1618317308, 2022896635, 4045793270, 8091586540]

約数ペア:

[(1, 8091586540), (2, 4045793270), (4, 2022896635), (5, 1618317308), (10, 809158654), (20, 404579327), (439, 18431860), (878, 9215930), (887, 9122420), (1039, 7787860), (1756, 4607965), (1774, 4561210), (2078, 3893930), (2195, 3686372), (3548, 2280605), (4156, 1946965), (4390, 1843186), (4435, 1824484), (5195, 1557572), (8780, 921593), (8870, 912242), (10390, 778786), (17740, 456121), (20780, 389393)]