20693190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{2011}}^1$

素因数の和:2042

約数の個数: 64

約数和(自身を含む): 57945600

約数和(自身を除く): 37252410

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 343, 490, 686, 735, 1029, 1470, 1715, 2011, 2058, 3430, 4022, 5145, 6033, 10055, 10290, 12066, 14077, 20110, 28154, 30165, 42231, 60330, 70385, 84462, 98539, 140770, 197078, 211155, 295617, 422310, 492695, 591234, 689773, 985390, 1379546, 1478085, 2069319, 2956170, 3448865, 4138638, 6897730, 10346595, 20693190]

約数ペア:

[(1, 20693190), (2, 10346595), (3, 6897730), (5, 4138638), (6, 3448865), (7, 2956170), (10, 2069319), (14, 1478085), (15, 1379546), (21, 985390), (30, 689773), (35, 591234), (42, 492695), (49, 422310), (70, 295617), (98, 211155), (105, 197078), (147, 140770), (210, 98539), (245, 84462), (294, 70385), (343, 60330), (490, 42231), (686, 30165), (735, 28154), (1029, 20110), (1470, 14077), (1715, 12066), (2011, 10290), (2058, 10055), (3430, 6033), (4022, 5145)]