2740180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7211}}^1$

素因数の和:7239

約数の個数: 24

約数和(自身を含む): 6058080

約数和(自身を除く): 3317900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 7211, 14422, 28844, 36055, 72110, 137009, 144220, 274018, 548036, 685045, 1370090, 2740180]

約数ペア:

[(1, 2740180), (2, 1370090), (4, 685045), (5, 548036), (10, 274018), (19, 144220), (20, 137009), (38, 72110), (76, 36055), (95, 28844), (190, 14422), (380, 7211)]