2017340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7759}}^1$

素因数の和:7781

約数の個数: 24

約数和(自身を含む): 4562880

約数和(自身を除く): 2545540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7759, 15518, 31036, 38795, 77590, 100867, 155180, 201734, 403468, 504335, 1008670, 2017340]

約数ペア:

[(1, 2017340), (2, 1008670), (4, 504335), (5, 403468), (10, 201734), (13, 155180), (20, 100867), (26, 77590), (52, 38795), (65, 31036), (130, 15518), (260, 7759)]