28702970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1549}}^1$

素因数の和:1682

約数の個数: 32

約数和(自身を含む): 55242000

約数和(自身を除く): 26539030

約数列:

[1, 2, 5, 10, 17, 34, 85, 109, 170, 218, 545, 1090, 1549, 1853, 3098, 3706, 7745, 9265, 15490, 18530, 26333, 52666, 131665, 168841, 263330, 337682, 844205, 1688410, 2870297, 5740594, 14351485, 28702970]

約数ペア:

[(1, 28702970), (2, 14351485), (5, 5740594), (10, 2870297), (17, 1688410), (34, 844205), (85, 337682), (109, 263330), (170, 168841), (218, 131665), (545, 52666), (1090, 26333), (1549, 18530), (1853, 15490), (3098, 9265), (3706, 7745)]