17681750260

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2549}}^1\times {\mathrm{2731}}^1$

素因数の和:5416

約数の個数: 48

約数和(自身を含む): 37452441600

約数和(自身を除く): 19770691340

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 2549, 2731, 5098, 5462, 10196, 10924, 12745, 13655, 25490, 27310, 50980, 54620, 323723, 346837, 647446, 693674, 1294892, 1387348, 1618615, 1734185, 3237230, 3468370, 6474460, 6936740, 6961319, 13922638, 27845276, 34806595, 69613190, 139226380, 884087513, 1768175026, 3536350052, 4420437565, 8840875130, 17681750260]

約数ペア:

[(1, 17681750260), (2, 8840875130), (4, 4420437565), (5, 3536350052), (10, 1768175026), (20, 884087513), (127, 139226380), (254, 69613190), (508, 34806595), (635, 27845276), (1270, 13922638), (2540, 6961319), (2549, 6936740), (2731, 6474460), (5098, 3468370), (5462, 3237230), (10196, 1734185), (10924, 1618615), (12745, 1387348), (13655, 1294892), (25490, 693674), (27310, 647446), (50980, 346837), (54620, 323723)]