517180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1361}}^1$

素因数の和:1389

約数の個数: 24

約数和(自身を含む): 1144080

約数和(自身を除く): 626900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1361, 2722, 5444, 6805, 13610, 25859, 27220, 51718, 103436, 129295, 258590, 517180]

約数ペア:

[(1, 517180), (2, 258590), (4, 129295), (5, 103436), (10, 51718), (19, 27220), (20, 25859), (38, 13610), (76, 6805), (95, 5444), (190, 2722), (380, 1361)]