40378268

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1069}}^1$

素因数の和:1170

約数の個数: 48

約数和(自身を含む): 86284800

約数和(自身を除く): 45906532

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 71, 76, 133, 142, 266, 284, 497, 532, 994, 1069, 1349, 1988, 2138, 2698, 4276, 5396, 7483, 9443, 14966, 18886, 20311, 29932, 37772, 40622, 75899, 81244, 142177, 151798, 284354, 303596, 531293, 568708, 1062586, 1442081, 2125172, 2884162, 5768324, 10094567, 20189134, 40378268]

約数ペア:

[(1, 40378268), (2, 20189134), (4, 10094567), (7, 5768324), (14, 2884162), (19, 2125172), (28, 1442081), (38, 1062586), (71, 568708), (76, 531293), (133, 303596), (142, 284354), (266, 151798), (284, 142177), (497, 81244), (532, 75899), (994, 40622), (1069, 37772), (1349, 29932), (1988, 20311), (2138, 18886), (2698, 14966), (4276, 9443), (5396, 7483)]