20580700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29401}}^1$

素因数の和:29422

約数の個数: 36

約数和(自身を含む): 51041872

約数和(自身を除く): 30461172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 29401, 58802, 117604, 147005, 205807, 294010, 411614, 588020, 735025, 823228, 1029035, 1470050, 2058070, 2940100, 4116140, 5145175, 10290350, 20580700]

約数ペア:

[(1, 20580700), (2, 10290350), (4, 5145175), (5, 4116140), (7, 2940100), (10, 2058070), (14, 1470050), (20, 1029035), (25, 823228), (28, 735025), (35, 588020), (50, 411614), (70, 294010), (100, 205807), (140, 147005), (175, 117604), (350, 58802), (700, 29401)]