2627660

素因数分解:

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

素因数の和:290

約数の個数: 36

約数和(自身を含む): 6352752

約数和(自身を除く): 3725092

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, 18769, 19180, 37538, 75076, 93845, 131383, 187690, 262766, 375380, 525532, 656915, 1313830, 2627660]

約数ペア:

[(1, 2627660), (2, 1313830), (4, 656915), (5, 525532), (7, 375380), (10, 262766), (14, 187690), (20, 131383), (28, 93845), (35, 75076), (70, 37538), (137, 19180), (140, 18769), (274, 9590), (548, 4795), (685, 3836), (959, 2740), (1370, 1918)]