8267740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31799}}^1$

素因数の和:31821

約数の個数: 24

約数和(自身を含む): 18698400

約数和(自身を除く): 10430660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 31799, 63598, 127196, 158995, 317990, 413387, 635980, 826774, 1653548, 2066935, 4133870, 8267740]

約数ペア:

[(1, 8267740), (2, 4133870), (4, 2066935), (5, 1653548), (10, 826774), (13, 635980), (20, 413387), (26, 317990), (52, 158995), (65, 127196), (130, 63598), (260, 31799)]