212053480

素因数分解:

$2^3\times 5^1\times {\mathrm{5301337}}^1$

素因数の和:5301348

約数の個数: 16

約数和(自身を含む): 477120420

約数和(自身を除く): 265066940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5301337, 10602674, 21205348, 26506685, 42410696, 53013370, 106026740, 212053480]

約数ペア:

[(1, 212053480), (2, 106026740), (4, 53013370), (5, 42410696), (8, 26506685), (10, 21205348), (20, 10602674), (40, 5301337)]