105840220

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{26863}}^1$

素因数の和:27069

約数の個数: 24

約数和(自身を含む): 223401024

約数和(自身を除く): 117560804

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 26863, 53726, 107452, 134315, 268630, 537260, 5292011, 10584022, 21168044, 26460055, 52920110, 105840220]

約数ペア:

[(1, 105840220), (2, 52920110), (4, 26460055), (5, 21168044), (10, 10584022), (20, 5292011), (197, 537260), (394, 268630), (788, 134315), (985, 107452), (1970, 53726), (3940, 26863)]