277204060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1980029}}^1$

素因数の和:1980045

約数の個数: 24

約数和(自身を含む): 665290080

約数和(自身を除く): 388086020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1980029, 3960058, 7920116, 9900145, 13860203, 19800290, 27720406, 39600580, 55440812, 69301015, 138602030, 277204060]

約数ペア:

[(1, 277204060), (2, 138602030), (4, 69301015), (5, 55440812), (7, 39600580), (10, 27720406), (14, 19800290), (20, 13860203), (28, 9900145), (35, 7920116), (70, 3960058), (140, 1980029)]