2016396320

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{124777}}^1$

素因数の和:124893

約数の個数: 48

約数和(自身を含む): 4810940568

約数和(自身を除く): 2794544248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 8080, 16160, 124777, 249554, 499108, 623885, 998216, 1247770, 1996432, 2495540, 3992864, 4991080, 9982160, 12602477, 19964320, 25204954, 50409908, 63012385, 100819816, 126024770, 201639632, 252049540, 403279264, 504099080, 1008198160, 2016396320]

約数ペア:

[(1, 2016396320), (2, 1008198160), (4, 504099080), (5, 403279264), (8, 252049540), (10, 201639632), (16, 126024770), (20, 100819816), (32, 63012385), (40, 50409908), (80, 25204954), (101, 19964320), (160, 12602477), (202, 9982160), (404, 4991080), (505, 3992864), (808, 2495540), (1010, 1996432), (1616, 1247770), (2020, 998216), (3232, 623885), (4040, 499108), (8080, 249554), (16160, 124777)]