12215560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43627}}^1$

素因数の和:43645

約数の個数: 32

約数和(自身を含む): 31412160

約数和(自身を除く): 19196600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 43627, 87254, 174508, 218135, 305389, 349016, 436270, 610778, 872540, 1221556, 1526945, 1745080, 2443112, 3053890, 6107780, 12215560]

約数ペア:

[(1, 12215560), (2, 6107780), (4, 3053890), (5, 2443112), (7, 1745080), (8, 1526945), (10, 1221556), (14, 872540), (20, 610778), (28, 436270), (35, 349016), (40, 305389), (56, 218135), (70, 174508), (140, 87254), (280, 43627)]