20938492040

素因数分解:

$2^3\times 5^1\times {\mathrm{523462301}}^1$

素因数の和:523462312

約数の個数: 16

約数和(自身を含む): 47111607180

約数和(自身を除く): 26173115140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 523462301, 1046924602, 2093849204, 2617311505, 4187698408, 5234623010, 10469246020, 20938492040]

約数ペア:

[(1, 20938492040), (2, 10469246020), (4, 5234623010), (5, 4187698408), (8, 2617311505), (10, 2093849204), (20, 1046924602), (40, 523462301)]