13211800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{9437}}^1$

素因数の和:9460

約数の個数: 48

約数和(自身を含む): 35109360

約数和(自身を除く): 21897560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 9437, 18874, 37748, 47185, 66059, 75496, 94370, 132118, 188740, 235925, 264236, 330295, 377480, 471850, 528472, 660590, 943700, 1321180, 1651475, 1887400, 2642360, 3302950, 6605900, 13211800]

約数ペア:

[(1, 13211800), (2, 6605900), (4, 3302950), (5, 2642360), (7, 1887400), (8, 1651475), (10, 1321180), (14, 943700), (20, 660590), (25, 528472), (28, 471850), (35, 377480), (40, 330295), (50, 264236), (56, 235925), (70, 188740), (100, 132118), (140, 94370), (175, 75496), (200, 66059), (280, 47185), (350, 37748), (700, 18874), (1400, 9437)]