49647940

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{12601}}^1$

素因数の和:12807

約数の個数: 24

約数和(自身を含む): 104798232

約数和(自身を除く): 55150292

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 12601, 25202, 50404, 63005, 126010, 252020, 2482397, 4964794, 9929588, 12411985, 24823970, 49647940]

約数ペア:

[(1, 49647940), (2, 24823970), (4, 12411985), (5, 9929588), (10, 4964794), (20, 2482397), (197, 252020), (394, 126010), (788, 63005), (985, 50404), (1970, 25202), (3940, 12601)]