55202020

素因数分解:

$2^2\times 5^1\times {\mathrm{2760101}}^1$

素因数の和:2760110

約数の個数: 12

約数和(自身を含む): 115924284

約数和(自身を除く): 60722264

約数列:

[1, 2, 4, 5, 10, 20, 2760101, 5520202, 11040404, 13800505, 27601010, 55202020]

約数ペア:

[(1, 55202020), (2, 27601010), (4, 13800505), (5, 11040404), (10, 5520202), (20, 2760101)]