40788286

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1$

素因数の和:425

約数の個数: 48

約数和(自身を含む): 78460272

約数和(自身を除く): 37671986

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 157, 241, 314, 482, 539, 1078, 1099, 1687, 1727, 2198, 2651, 3374, 3454, 5302, 7693, 11809, 12089, 15386, 18557, 23618, 24178, 37114, 37837, 75674, 84623, 129899, 169246, 259798, 264859, 416207, 529718, 832414, 1854013, 2913449, 3708026, 5826898, 20394143, 40788286]

約数ペア:

[(1, 40788286), (2, 20394143), (7, 5826898), (11, 3708026), (14, 2913449), (22, 1854013), (49, 832414), (77, 529718), (98, 416207), (154, 264859), (157, 259798), (241, 169246), (314, 129899), (482, 84623), (539, 75674), (1078, 37837), (1099, 37114), (1687, 24178), (1727, 23618), (2198, 18557), (2651, 15386), (3374, 12089), (3454, 11809), (5302, 7693)]