210566840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20807}}^1$

素因数の和:20852

約数の個数: 64

約数和(自身を含む): 539343360

約数和(自身を除く): 328776520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 10120, 20807, 41614, 83228, 104035, 166456, 208070, 228877, 416140, 457754, 478561, 832280, 915508, 957122, 1144385, 1831016, 1914244, 2288770, 2392805, 3828488, 4577540, 4785610, 5264171, 9155080, 9571220, 10528342, 19142440, 21056684, 26320855, 42113368, 52641710, 105283420, 210566840]

約数ペア:

[(1, 210566840), (2, 105283420), (4, 52641710), (5, 42113368), (8, 26320855), (10, 21056684), (11, 19142440), (20, 10528342), (22, 9571220), (23, 9155080), (40, 5264171), (44, 4785610), (46, 4577540), (55, 3828488), (88, 2392805), (92, 2288770), (110, 1914244), (115, 1831016), (184, 1144385), (220, 957122), (230, 915508), (253, 832280), (440, 478561), (460, 457754), (506, 416140), (920, 228877), (1012, 208070), (1265, 166456), (2024, 104035), (2530, 83228), (5060, 41614), (10120, 20807)]