1900565563060

素因数分解:

$2^2\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{87422519}}^1$

素因数の和:87423615

約数の個数: 24

約数和(自身を含む): 3994859473920

約数和(自身を除く): 2094293910860

約数列:

[1, 2, 4, 5, 10, 20, 1087, 2174, 4348, 5435, 10870, 21740, 87422519, 174845038, 349690076, 437112595, 874225190, 1748450380, 95028278153, 190056556306, 380113112612, 475141390765, 950282781530, 1900565563060]

約数ペア:

[(1, 1900565563060), (2, 950282781530), (4, 475141390765), (5, 380113112612), (10, 190056556306), (20, 95028278153), (1087, 1748450380), (2174, 874225190), (4348, 437112595), (5435, 349690076), (10870, 174845038), (21740, 87422519)]