2777451780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{234979}}^1$

素因数の和:235188

約数の個数: 48

約数和(自身を含む): 7816374720

約数和(自身を除く): 5038922940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1182, 1970, 2364, 2955, 3940, 5910, 11820, 234979, 469958, 704937, 939916, 1174895, 1409874, 2349790, 2819748, 3524685, 4699580, 7049370, 14098740, 46290863, 92581726, 138872589, 185163452, 231454315, 277745178, 462908630, 555490356, 694362945, 925817260, 1388725890, 2777451780]

約数ペア:

[(1, 2777451780), (2, 1388725890), (3, 925817260), (4, 694362945), (5, 555490356), (6, 462908630), (10, 277745178), (12, 231454315), (15, 185163452), (20, 138872589), (30, 92581726), (60, 46290863), (197, 14098740), (394, 7049370), (591, 4699580), (788, 3524685), (985, 2819748), (1182, 2349790), (1970, 1409874), (2364, 1174895), (2955, 939916), (3940, 704937), (5910, 469958), (11820, 234979)]