506490340

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{80909}}^1$

素因数の和:81231

約数の個数: 24

約数和(自身を含む): 1067041080

約数和(自身を除く): 560550740

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 6260, 80909, 161818, 323636, 404545, 809090, 1618180, 25324517, 50649034, 101298068, 126622585, 253245170, 506490340]

約数ペア:

[(1, 506490340), (2, 253245170), (4, 126622585), (5, 101298068), (10, 50649034), (20, 25324517), (313, 1618180), (626, 809090), (1252, 404545), (1565, 323636), (3130, 161818), (6260, 80909)]