1370000

素因数分解:

$2^4\times 5^4\times {\mathrm{137}}^1$

素因数の和:165

約数の個数: 50

約数和(自身を含む): 3341118

約数和(自身を除く): 1971118

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 137, 200, 250, 274, 400, 500, 548, 625, 685, 1000, 1096, 1250, 1370, 2000, 2192, 2500, 2740, 3425, 5000, 5480, 6850, 10000, 10960, 13700, 17125, 27400, 34250, 54800, 68500, 85625, 137000, 171250, 274000, 342500, 685000, 1370000]

約数ペア:

[(1, 1370000), (2, 685000), (4, 342500), (5, 274000), (8, 171250), (10, 137000), (16, 85625), (20, 68500), (25, 54800), (40, 34250), (50, 27400), (80, 17125), (100, 13700), (125, 10960), (137, 10000), (200, 6850), (250, 5480), (274, 5000), (400, 3425), (500, 2740), (548, 2500), (625, 2192), (685, 2000), (1000, 1370), (1096, 1250)]