20137420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43777}}^1$

素因数の和:43809

約数の個数: 24

約数和(自身を含む): 44128224

約数和(自身を除く): 23990804

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 43777, 87554, 175108, 218885, 437770, 875540, 1006871, 2013742, 4027484, 5034355, 10068710, 20137420]

約数ペア:

[(1, 20137420), (2, 10068710), (4, 5034355), (5, 4027484), (10, 2013742), (20, 1006871), (23, 875540), (46, 437770), (92, 218885), (115, 175108), (230, 87554), (460, 43777)]