28091220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{468187}}^1$

素因数の和:468199

約数の個数: 24

約数和(自身を含む): 78655584

約数和(自身を除く): 50564364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 468187, 936374, 1404561, 1872748, 2340935, 2809122, 4681870, 5618244, 7022805, 9363740, 14045610, 28091220]

約数ペア:

[(1, 28091220), (2, 14045610), (3, 9363740), (4, 7022805), (5, 5618244), (6, 4681870), (10, 2809122), (12, 2340935), (15, 1872748), (20, 1404561), (30, 936374), (60, 468187)]