1982962660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{103387}}^1$

素因数の和:103540

約数の個数: 48

約数和(自身を含む): 4793894784

約数和(自身を除く): 2810932124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 959, 1370, 1918, 2740, 3836, 4795, 9590, 19180, 103387, 206774, 413548, 516935, 723709, 1033870, 1447418, 2067740, 2894836, 3618545, 7237090, 14164019, 14474180, 28328038, 56656076, 70820095, 99148133, 141640190, 198296266, 283280380, 396592532, 495740665, 991481330, 1982962660]

約数ペア:

[(1, 1982962660), (2, 991481330), (4, 495740665), (5, 396592532), (7, 283280380), (10, 198296266), (14, 141640190), (20, 99148133), (28, 70820095), (35, 56656076), (70, 28328038), (137, 14474180), (140, 14164019), (274, 7237090), (548, 3618545), (685, 2894836), (959, 2067740), (1370, 1447418), (1918, 1033870), (2740, 723709), (3836, 516935), (4795, 413548), (9590, 206774), (19180, 103387)]