30568880

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2749}}^1$

素因数の和:2901

約数の個数: 40

約数和(自身を含む): 71610000

約数和(自身を除く): 41041120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2749, 2780, 5498, 5560, 10996, 11120, 13745, 21992, 27490, 43984, 54980, 109960, 219920, 382111, 764222, 1528444, 1910555, 3056888, 3821110, 6113776, 7642220, 15284440, 30568880]

約数ペア:

[(1, 30568880), (2, 15284440), (4, 7642220), (5, 6113776), (8, 3821110), (10, 3056888), (16, 1910555), (20, 1528444), (40, 764222), (80, 382111), (139, 219920), (278, 109960), (556, 54980), (695, 43984), (1112, 27490), (1390, 21992), (2224, 13745), (2749, 11120), (2780, 10996), (5498, 5560)]