28476740

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{4549}}^1$

素因数の和:4871

約数の個数: 24

約数和(自身を含む): 60005400

約数和(自身を除く): 31528660

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 4549, 6260, 9098, 18196, 22745, 45490, 90980, 1423837, 2847674, 5695348, 7119185, 14238370, 28476740]

約数ペア:

[(1, 28476740), (2, 14238370), (4, 7119185), (5, 5695348), (10, 2847674), (20, 1423837), (313, 90980), (626, 45490), (1252, 22745), (1565, 18196), (3130, 9098), (4549, 6260)]