40354984

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1607}}^1$

素因数の和:1729

約数の個数: 32

約数和(自身を含む): 78534720

約数和(自身を除く): 38179736

約数列:

[1, 2, 4, 8, 43, 73, 86, 146, 172, 292, 344, 584, 1607, 3139, 3214, 6278, 6428, 12556, 12856, 25112, 69101, 117311, 138202, 234622, 276404, 469244, 552808, 938488, 5044373, 10088746, 20177492, 40354984]

約数ペア:

[(1, 40354984), (2, 20177492), (4, 10088746), (8, 5044373), (43, 938488), (73, 552808), (86, 469244), (146, 276404), (172, 234622), (292, 138202), (344, 117311), (584, 69101), (1607, 25112), (3139, 12856), (3214, 12556), (6278, 6428)]