1298980

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{607}}^1$

素因数の和:723

約数の個数: 24

約数和(自身を含む): 2757888

約数和(自身を除く): 1458908

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 607, 1070, 1214, 2140, 2428, 3035, 6070, 12140, 64949, 129898, 259796, 324745, 649490, 1298980]

約数ペア:

[(1, 1298980), (2, 649490), (4, 324745), (5, 259796), (10, 129898), (20, 64949), (107, 12140), (214, 6070), (428, 3035), (535, 2428), (607, 2140), (1070, 1214)]