20552140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{146801}}^1$

素因数の和:146817

約数の個数: 24

約数和(自身を含む): 49325472

約数和(自身を除く): 28773332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 146801, 293602, 587204, 734005, 1027607, 1468010, 2055214, 2936020, 4110428, 5138035, 10276070, 20552140]

約数ペア:

[(1, 20552140), (2, 10276070), (4, 5138035), (5, 4110428), (7, 2936020), (10, 2055214), (14, 1468010), (20, 1027607), (28, 734005), (35, 587204), (70, 293602), (140, 146801)]