55187560

素因数分解:

$2^3\times 5^1\times {\mathrm{557}}^1\times {\mathrm{2477}}^1$

素因数の和:3045

約数の個数: 32

約数和(自身を含む): 124445160

約数和(自身を除く): 69257600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 557, 1114, 2228, 2477, 2785, 4456, 4954, 5570, 9908, 11140, 12385, 19816, 22280, 24770, 49540, 99080, 1379689, 2759378, 5518756, 6898445, 11037512, 13796890, 27593780, 55187560]

約数ペア:

[(1, 55187560), (2, 27593780), (4, 13796890), (5, 11037512), (8, 6898445), (10, 5518756), (20, 2759378), (40, 1379689), (557, 99080), (1114, 49540), (2228, 24770), (2477, 22280), (2785, 19816), (4456, 12385), (4954, 11140), (5570, 9908)]