2045140

素因数分解:

$2^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{349}}^1$

素因数の和:651

約数の個数: 24

約数和(自身を含む): 4321800

約数和(自身を除く): 2276660

約数列:

[1, 2, 4, 5, 10, 20, 293, 349, 586, 698, 1172, 1396, 1465, 1745, 2930, 3490, 5860, 6980, 102257, 204514, 409028, 511285, 1022570, 2045140]

約数ペア:

[(1, 2045140), (2, 1022570), (4, 511285), (5, 409028), (10, 204514), (20, 102257), (293, 6980), (349, 5860), (586, 3490), (698, 2930), (1172, 1745), (1396, 1465)]