20552630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6247}}^1$

素因数の和:6308

約数の個数: 32

約数和(自身を含む): 43186176

約数和(自身を除く): 22633546

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 6247, 12494, 31235, 43729, 62470, 87458, 218645, 293609, 437290, 587218, 1468045, 2055263, 2936090, 4110526, 10276315, 20552630]

約数ペア:

[(1, 20552630), (2, 10276315), (5, 4110526), (7, 2936090), (10, 2055263), (14, 1468045), (35, 587218), (47, 437290), (70, 293609), (94, 218645), (235, 87458), (329, 62470), (470, 43729), (658, 31235), (1645, 12494), (3290, 6247)]