56112280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{200401}}^1$

素因数の和:200419

約数の個数: 32

約数和(自身を含む): 144289440

約数和(自身を除く): 88177160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 200401, 400802, 801604, 1002005, 1402807, 1603208, 2004010, 2805614, 4008020, 5611228, 7014035, 8016040, 11222456, 14028070, 28056140, 56112280]

約数ペア:

[(1, 56112280), (2, 28056140), (4, 14028070), (5, 11222456), (7, 8016040), (8, 7014035), (10, 5611228), (14, 4008020), (20, 2805614), (28, 2004010), (35, 1603208), (40, 1402807), (56, 1002005), (70, 801604), (140, 400802), (280, 200401)]