13788140

素因数分解:

$2^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{1489}}^1$

素因数の和:1961

約数の個数: 24

約数和(自身を含む): 29037120

約数和(自身を除く): 15248980

約数列:

[1, 2, 4, 5, 10, 20, 463, 926, 1489, 1852, 2315, 2978, 4630, 5956, 7445, 9260, 14890, 29780, 689407, 1378814, 2757628, 3447035, 6894070, 13788140]

約数ペア:

[(1, 13788140), (2, 6894070), (4, 3447035), (5, 2757628), (10, 1378814), (20, 689407), (463, 29780), (926, 14890), (1489, 9260), (1852, 7445), (2315, 5956), (2978, 4630)]