43774240

素因数分解:

$2^5\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1997}}^1$

素因数の和:2149

約数の個数: 48

約数和(自身を含む): 104223672

約数和(自身を除く): 60449432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 137, 160, 274, 548, 685, 1096, 1370, 1997, 2192, 2740, 3994, 4384, 5480, 7988, 9985, 10960, 15976, 19970, 21920, 31952, 39940, 63904, 79880, 159760, 273589, 319520, 547178, 1094356, 1367945, 2188712, 2735890, 4377424, 5471780, 8754848, 10943560, 21887120, 43774240]

約数ペア:

[(1, 43774240), (2, 21887120), (4, 10943560), (5, 8754848), (8, 5471780), (10, 4377424), (16, 2735890), (20, 2188712), (32, 1367945), (40, 1094356), (80, 547178), (137, 319520), (160, 273589), (274, 159760), (548, 79880), (685, 63904), (1096, 39940), (1370, 31952), (1997, 21920), (2192, 19970), (2740, 15976), (3994, 10960), (4384, 9985), (5480, 7988)]