229716620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1640833}}^1$

素因数の和:1640849

約数の個数: 24

約数和(自身を含む): 551320224

約数和(自身を除く): 321603604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1640833, 3281666, 6563332, 8204165, 11485831, 16408330, 22971662, 32816660, 45943324, 57429155, 114858310, 229716620]

約数ペア:

[(1, 229716620), (2, 114858310), (4, 57429155), (5, 45943324), (7, 32816660), (10, 22971662), (14, 16408330), (20, 11485831), (28, 8204165), (35, 6563332), (70, 3281666), (140, 1640833)]