2748140

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{439}}^1$

素因数の和:761

約数の個数: 24

約数和(自身を含む): 5802720

約数和(自身を除く): 3054580

約数列:

[1, 2, 4, 5, 10, 20, 313, 439, 626, 878, 1252, 1565, 1756, 2195, 3130, 4390, 6260, 8780, 137407, 274814, 549628, 687035, 1374070, 2748140]

約数ペア:

[(1, 2748140), (2, 1374070), (4, 687035), (5, 549628), (10, 274814), (20, 137407), (313, 8780), (439, 6260), (626, 4390), (878, 3130), (1252, 2195), (1565, 1756)]