201700420

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{51193}}^1$

素因数の和:51399

約数の個数: 24

約数和(自身を含む): 425729304

約数和(自身を除く): 224028884

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 51193, 102386, 204772, 255965, 511930, 1023860, 10085021, 20170042, 40340084, 50425105, 100850210, 201700420]

約数ペア:

[(1, 201700420), (2, 100850210), (4, 50425105), (5, 40340084), (10, 20170042), (20, 10085021), (197, 1023860), (394, 511930), (788, 255965), (985, 204772), (1970, 102386), (3940, 51193)]