42616540

素因数分解:

$2^2\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{2087}}^1$

素因数の和:3117

約数の個数: 24

約数和(自身を含む): 89625312

約数和(自身を除く): 47008772

約数列:

[1, 2, 4, 5, 10, 20, 1021, 2042, 2087, 4084, 4174, 5105, 8348, 10210, 10435, 20420, 20870, 41740, 2130827, 4261654, 8523308, 10654135, 21308270, 42616540]

約数ペア:

[(1, 42616540), (2, 21308270), (4, 10654135), (5, 8523308), (10, 4261654), (20, 2130827), (1021, 41740), (2042, 20870), (2087, 20420), (4084, 10435), (4174, 10210), (5105, 8348)]