9223540

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2341}}^1$

素因数の和:2547

約数の個数: 24

約数和(自身を含む): 19476072

約数和(自身を除く): 10252532

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 2341, 3940, 4682, 9364, 11705, 23410, 46820, 461177, 922354, 1844708, 2305885, 4611770, 9223540]

約数ペア:

[(1, 9223540), (2, 4611770), (4, 2305885), (5, 1844708), (10, 922354), (20, 461177), (197, 46820), (394, 23410), (788, 11705), (985, 9364), (1970, 4682), (2341, 3940)]