2784340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10709}}^1$

素因数の和:10731

約数の個数: 24

約数和(自身を含む): 6297480

約数和(自身を除く): 3513140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 10709, 21418, 42836, 53545, 107090, 139217, 214180, 278434, 556868, 696085, 1392170, 2784340]

約数ペア:

[(1, 2784340), (2, 1392170), (4, 696085), (5, 556868), (10, 278434), (13, 214180), (20, 139217), (26, 107090), (52, 53545), (65, 42836), (130, 21418), (260, 10709)]