2513500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{457}}^1$

素因数の和:487

約数の個数: 48

約数和(自身を含む): 6001632

約数和(自身を除く): 3488132

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 457, 500, 550, 914, 1100, 1375, 1828, 2285, 2750, 4570, 5027, 5500, 9140, 10054, 11425, 20108, 22850, 25135, 45700, 50270, 57125, 100540, 114250, 125675, 228500, 251350, 502700, 628375, 1256750, 2513500]

約数ペア:

[(1, 2513500), (2, 1256750), (4, 628375), (5, 502700), (10, 251350), (11, 228500), (20, 125675), (22, 114250), (25, 100540), (44, 57125), (50, 50270), (55, 45700), (100, 25135), (110, 22850), (125, 20108), (220, 11425), (250, 10054), (275, 9140), (457, 5500), (500, 5027), (550, 4570), (914, 2750), (1100, 2285), (1375, 1828)]