27920060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199429}}^1$

素因数の和:199445

約数の個数: 24

約数和(自身を含む): 67008480

約数和(自身を除く): 39088420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199429, 398858, 797716, 997145, 1396003, 1994290, 2792006, 3988580, 5584012, 6980015, 13960030, 27920060]

約数ペア:

[(1, 27920060), (2, 13960030), (4, 6980015), (5, 5584012), (7, 3988580), (10, 2792006), (14, 1994290), (20, 1396003), (28, 997145), (35, 797716), (70, 398858), (140, 199429)]