2689180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10343}}^1$

素因数の和:10365

約数の個数: 24

約数和(自身を含む): 6082272

約数和(自身を除く): 3393092

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 10343, 20686, 41372, 51715, 103430, 134459, 206860, 268918, 537836, 672295, 1344590, 2689180]

約数ペア:

[(1, 2689180), (2, 1344590), (4, 672295), (5, 537836), (10, 268918), (13, 206860), (20, 134459), (26, 103430), (52, 51715), (65, 41372), (130, 20686), (260, 10343)]