5040102020

素因数分解:

$2^2\times 5^1\times {\mathrm{252005101}}^1$

素因数の和:252005110

約数の個数: 12

約数和(自身を含む): 10584214284

約数和(自身を除く): 5544112264

約数列:

[1, 2, 4, 5, 10, 20, 252005101, 504010202, 1008020404, 1260025505, 2520051010, 5040102020]

約数ペア:

[(1, 5040102020), (2, 2520051010), (4, 1260025505), (5, 1008020404), (10, 504010202), (20, 252005101)]