121115720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{275263}}^1$

素因数の和:275285

約数の個数: 32

約数和(自身を含む): 297285120

約数和(自身を除く): 176169400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 275263, 550526, 1101052, 1376315, 2202104, 2752630, 3027893, 5505260, 6055786, 11010520, 12111572, 15139465, 24223144, 30278930, 60557860, 121115720]

約数ペア:

[(1, 121115720), (2, 60557860), (4, 30278930), (5, 24223144), (8, 15139465), (10, 12111572), (11, 11010520), (20, 6055786), (22, 5505260), (40, 3027893), (44, 2752630), (55, 2202104), (88, 1376315), (110, 1101052), (220, 550526), (440, 275263)]