201396040

素因数分解:

$2^3\times 5^1\times {\mathrm{5034901}}^1$

素因数の和:5034912

約数の個数: 16

約数和(自身を含む): 453141180

約数和(自身を除く): 251745140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5034901, 10069802, 20139604, 25174505, 40279208, 50349010, 100698020, 201396040]

約数ペア:

[(1, 201396040), (2, 100698020), (4, 50349010), (5, 40279208), (8, 25174505), (10, 20139604), (20, 10069802), (40, 5034901)]