2170752020

素因数分解:

$2^2\times 5^1\times {\mathrm{108537601}}^1$

素因数の和:108537610

約数の個数: 12

約数和(自身を含む): 4558579284

約数和(自身を除く): 2387827264

約数列:

[1, 2, 4, 5, 10, 20, 108537601, 217075202, 434150404, 542688005, 1085376010, 2170752020]

約数ペア:

[(1, 2170752020), (2, 1085376010), (4, 542688005), (5, 434150404), (10, 217075202), (20, 108537601)]