40012880

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{9437}}^1$

素因数の和:9503

約数の個数: 40

約数和(自身を含む): 94795272

約数和(自身を除く): 54782392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 9437, 18874, 37748, 47185, 75496, 94370, 150992, 188740, 377480, 500161, 754960, 1000322, 2000644, 2500805, 4001288, 5001610, 8002576, 10003220, 20006440, 40012880]

約数ペア:

[(1, 40012880), (2, 20006440), (4, 10003220), (5, 8002576), (8, 5001610), (10, 4001288), (16, 2500805), (20, 2000644), (40, 1000322), (53, 754960), (80, 500161), (106, 377480), (212, 188740), (265, 150992), (424, 94370), (530, 75496), (848, 47185), (1060, 37748), (2120, 18874), (4240, 9437)]