20060171720

素因数分解:

$2^3\times 5^1\times {\mathrm{501504293}}^1$

素因数の和:501504304

約数の個数: 16

約数和(自身を含む): 45135386460

約数和(自身を除く): 25075214740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 501504293, 1003008586, 2006017172, 2507521465, 4012034344, 5015042930, 10030085860, 20060171720]

約数ペア:

[(1, 20060171720), (2, 10030085860), (4, 5015042930), (5, 4012034344), (8, 2507521465), (10, 2006017172), (20, 1003008586), (40, 501504293)]