40136090

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{10009}}^1$

素因数の和:10417

約数の個数: 16

約数和(自身を含む): 72432360

約数和(自身を除く): 32296270

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 10009, 20018, 50045, 100090, 4013609, 8027218, 20068045, 40136090]

約数ペア:

[(1, 40136090), (2, 20068045), (5, 8027218), (10, 4013609), (401, 100090), (802, 50045), (2005, 20018), (4010, 10009)]