20156080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{35993}}^1$

素因数の和:36013

約数の個数: 40

約数和(自身を含む): 53559072

約数和(自身を除く): 33402992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 35993, 71986, 143972, 179965, 251951, 287944, 359930, 503902, 575888, 719860, 1007804, 1259755, 1439720, 2015608, 2519510, 2879440, 4031216, 5039020, 10078040, 20156080]

約数ペア:

[(1, 20156080), (2, 10078040), (4, 5039020), (5, 4031216), (7, 2879440), (8, 2519510), (10, 2015608), (14, 1439720), (16, 1259755), (20, 1007804), (28, 719860), (35, 575888), (40, 503902), (56, 359930), (70, 287944), (80, 251951), (112, 179965), (140, 143972), (280, 71986), (560, 35993)]