66706780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{476477}}^1$

素因数の和:476493

約数の個数: 24

約数和(自身を含む): 160096608

約数和(自身を除く): 93389828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 476477, 952954, 1905908, 2382385, 3335339, 4764770, 6670678, 9529540, 13341356, 16676695, 33353390, 66706780]

約数ペア:

[(1, 66706780), (2, 33353390), (4, 16676695), (5, 13341356), (7, 9529540), (10, 6670678), (14, 4764770), (20, 3335339), (28, 2382385), (35, 1905908), (70, 952954), (140, 476477)]