27911800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{19937}}^1$

素因数の和:19960

約数の個数: 48

約数和(自身を含む): 74169360

約数和(自身を除く): 46257560

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, 19937, 39874, 79748, 99685, 139559, 159496, 199370, 279118, 398740, 498425, 558236, 697795, 797480, 996850, 1116472, 1395590, 1993700, 2791180, 3488975, 3987400, 5582360, 6977950, 13955900, 27911800]

約数ペア:

[(1, 27911800), (2, 13955900), (4, 6977950), (5, 5582360), (7, 3987400), (8, 3488975), (10, 2791180), (14, 1993700), (20, 1395590), (25, 1116472), (28, 996850), (35, 797480), (40, 697795), (50, 558236), (56, 498425), (70, 398740), (100, 279118), (140, 199370), (175, 159496), (200, 139559), (280, 99685), (350, 79748), (700, 39874), (1400, 19937)]