12989800

素因数分解:

$2^3\times 5^2\times {\mathrm{107}}^1\times {\mathrm{607}}^1$

素因数の和:730

約数の個数: 48

約数和(自身を含む): 30533760

約数和(自身を除く): 17543960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 107, 200, 214, 428, 535, 607, 856, 1070, 1214, 2140, 2428, 2675, 3035, 4280, 4856, 5350, 6070, 10700, 12140, 15175, 21400, 24280, 30350, 60700, 64949, 121400, 129898, 259796, 324745, 519592, 649490, 1298980, 1623725, 2597960, 3247450, 6494900, 12989800]

約数ペア:

[(1, 12989800), (2, 6494900), (4, 3247450), (5, 2597960), (8, 1623725), (10, 1298980), (20, 649490), (25, 519592), (40, 324745), (50, 259796), (100, 129898), (107, 121400), (200, 64949), (214, 60700), (428, 30350), (535, 24280), (607, 21400), (856, 15175), (1070, 12140), (1214, 10700), (2140, 6070), (2428, 5350), (2675, 4856), (3035, 4280)]