20527530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1759}}^1$

素因数の和:2158

約数の個数: 32

約数和(自身を含む): 49420800

約数和(自身を除く): 28893270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 389, 778, 1167, 1759, 1945, 2334, 3518, 3890, 5277, 5835, 8795, 10554, 11670, 17590, 26385, 52770, 684251, 1368502, 2052753, 3421255, 4105506, 6842510, 10263765, 20527530]

約数ペア:

[(1, 20527530), (2, 10263765), (3, 6842510), (5, 4105506), (6, 3421255), (10, 2052753), (15, 1368502), (30, 684251), (389, 52770), (778, 26385), (1167, 17590), (1759, 11670), (1945, 10554), (2334, 8795), (3518, 5835), (3890, 5277)]