19015600

素因数分解:

$2^4\times 5^2\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:502

約数の個数: 60

約数和(自身を含む): 46151064

約数和(自身を除く): 27135464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 137, 200, 274, 347, 400, 548, 685, 694, 1096, 1370, 1388, 1735, 2192, 2740, 2776, 3425, 3470, 5480, 5552, 6850, 6940, 8675, 10960, 13700, 13880, 17350, 27400, 27760, 34700, 47539, 54800, 69400, 95078, 138800, 190156, 237695, 380312, 475390, 760624, 950780, 1188475, 1901560, 2376950, 3803120, 4753900, 9507800, 19015600]

約数ペア:

[(1, 19015600), (2, 9507800), (4, 4753900), (5, 3803120), (8, 2376950), (10, 1901560), (16, 1188475), (20, 950780), (25, 760624), (40, 475390), (50, 380312), (80, 237695), (100, 190156), (137, 138800), (200, 95078), (274, 69400), (347, 54800), (400, 47539), (548, 34700), (685, 27760), (694, 27400), (1096, 17350), (1370, 13880), (1388, 13700), (1735, 10960), (2192, 8675), (2740, 6940), (2776, 6850), (3425, 5552), (3470, 5480)]