5397340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20759}}^1$

素因数の和:20781

約数の個数: 24

約数和(自身を含む): 12206880

約数和(自身を除く): 6809540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 20759, 41518, 83036, 103795, 207590, 269867, 415180, 539734, 1079468, 1349335, 2698670, 5397340]

約数ペア:

[(1, 5397340), (2, 2698670), (4, 1349335), (5, 1079468), (10, 539734), (13, 415180), (20, 269867), (26, 207590), (52, 103795), (65, 83036), (130, 41518), (260, 20759)]