13088360

素因数分解:

$2^3\times 5^1\times {\mathrm{327209}}^1$

素因数の和:327220

約数の個数: 16

約数和(自身を含む): 29448900

約数和(自身を除く): 16360540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 327209, 654418, 1308836, 1636045, 2617672, 3272090, 6544180, 13088360]

約数ペア:

[(1, 13088360), (2, 6544180), (4, 3272090), (5, 2617672), (8, 1636045), (10, 1308836), (20, 654418), (40, 327209)]