268562020

素因数分解:

$2^2\times 5^1\times {\mathrm{13428101}}^1$

素因数の和:13428110

約数の個数: 12

約数和(自身を含む): 563980284

約数和(自身を除く): 295418264

約数列:

[1, 2, 4, 5, 10, 20, 13428101, 26856202, 53712404, 67140505, 134281010, 268562020]

約数ペア:

[(1, 268562020), (2, 134281010), (4, 67140505), (5, 53712404), (10, 26856202), (20, 13428101)]