2016179980

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{288851}}^1$

素因数の和:289209

約数の個数: 24

約数和(自身を含む): 4246124400

約数和(自身を除く): 2229944420

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 3490, 6980, 288851, 577702, 1155404, 1444255, 2888510, 5777020, 100808999, 201617998, 403235996, 504044995, 1008089990, 2016179980]

約数ペア:

[(1, 2016179980), (2, 1008089990), (4, 504044995), (5, 403235996), (10, 201617998), (20, 100808999), (349, 5777020), (698, 2888510), (1396, 1444255), (1745, 1155404), (3490, 577702), (6980, 288851)]