202497740

素因数分解:

$2^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{20129}}^1$

素因数の和:20641

約数の個数: 24

約数和(自身を含む): 426111840

約数和(自身を除く): 223614100

約数列:

[1, 2, 4, 5, 10, 20, 503, 1006, 2012, 2515, 5030, 10060, 20129, 40258, 80516, 100645, 201290, 402580, 10124887, 20249774, 40499548, 50624435, 101248870, 202497740]

約数ペア:

[(1, 202497740), (2, 101248870), (4, 50624435), (5, 40499548), (10, 20249774), (20, 10124887), (503, 402580), (1006, 201290), (2012, 100645), (2515, 80516), (5030, 40258), (10060, 20129)]