89544140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{639601}}^1$

素因数の和:639617

約数の個数: 24

約数和(自身を含む): 214906272

約数和(自身を除く): 125362132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 639601, 1279202, 2558404, 3198005, 4477207, 6396010, 8954414, 12792020, 17908828, 22386035, 44772070, 89544140]

約数ペア:

[(1, 89544140), (2, 44772070), (4, 22386035), (5, 17908828), (7, 12792020), (10, 8954414), (14, 6396010), (20, 4477207), (28, 3198005), (35, 2558404), (70, 1279202), (140, 639601)]