194486440

素因数分解:

$2^3\times 5^1\times {\mathrm{4862161}}^1$

素因数の和:4862172

約数の個数: 16

約数和(自身を含む): 437594580

約数和(自身を除く): 243108140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4862161, 9724322, 19448644, 24310805, 38897288, 48621610, 97243220, 194486440]

約数ペア:

[(1, 194486440), (2, 97243220), (4, 48621610), (5, 38897288), (8, 24310805), (10, 19448644), (20, 9724322), (40, 4862161)]