42256040

素因数分解:

$2^3\times 5^1\times {\mathrm{1056401}}^1$

素因数の和:1056412

約数の個数: 16

約数和(自身を含む): 95076180

約数和(自身を除く): 52820140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1056401, 2112802, 4225604, 5282005, 8451208, 10564010, 21128020, 42256040]

約数ペア:

[(1, 42256040), (2, 21128020), (4, 10564010), (5, 8451208), (8, 5282005), (10, 4225604), (20, 2112802), (40, 1056401)]