204088240

素因数分解:

$2^4\times 5^1\times {\mathrm{2551103}}^1$

素因数の和:2551116

約数の個数: 20

約数和(自身を含む): 474505344

約数和(自身を除く): 270417104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2551103, 5102206, 10204412, 12755515, 20408824, 25511030, 40817648, 51022060, 102044120, 204088240]

約数ペア:

[(1, 204088240), (2, 102044120), (4, 51022060), (5, 40817648), (8, 25511030), (10, 20408824), (16, 12755515), (20, 10204412), (40, 5102206), (80, 2551103)]