289045020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{437947}}^1$

素因数の和:437970

約数の個数: 48

約数和(自身を含む): 882903168

約数和(自身を除く): 593858148

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 437947, 875894, 1313841, 1751788, 2189735, 2627682, 4379470, 4817417, 5255364, 6569205, 8758940, 9634834, 13138410, 14452251, 19269668, 24087085, 26276820, 28904502, 48174170, 57809004, 72261255, 96348340, 144522510, 289045020]

約数ペア:

[(1, 289045020), (2, 144522510), (3, 96348340), (4, 72261255), (5, 57809004), (6, 48174170), (10, 28904502), (11, 26276820), (12, 24087085), (15, 19269668), (20, 14452251), (22, 13138410), (30, 9634834), (33, 8758940), (44, 6569205), (55, 5255364), (60, 4817417), (66, 4379470), (110, 2627682), (132, 2189735), (165, 1751788), (220, 1313841), (330, 875894), (660, 437947)]