7017140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 16066512

約数和(自身を除く): 9049372

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 137, 197, 260, 274, 394, 548, 685, 788, 985, 1370, 1781, 1970, 2561, 2740, 3562, 3940, 5122, 7124, 8905, 10244, 12805, 17810, 25610, 26989, 35620, 51220, 53978, 107956, 134945, 269890, 350857, 539780, 701714, 1403428, 1754285, 3508570, 7017140]

約数ペア:

[(1, 7017140), (2, 3508570), (4, 1754285), (5, 1403428), (10, 701714), (13, 539780), (20, 350857), (26, 269890), (52, 134945), (65, 107956), (130, 53978), (137, 51220), (197, 35620), (260, 26989), (274, 25610), (394, 17810), (548, 12805), (685, 10244), (788, 8905), (985, 7124), (1370, 5122), (1781, 3940), (1970, 3562), (2561, 2740)]