19736280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{751}}^1$

素因数の和:841

約数の個数: 96

約数和(自身を含む): 65108160

約数和(自身を除く): 45371880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 73, 90, 120, 146, 180, 219, 292, 360, 365, 438, 584, 657, 730, 751, 876, 1095, 1314, 1460, 1502, 1752, 2190, 2253, 2628, 2920, 3004, 3285, 3755, 4380, 4506, 5256, 6008, 6570, 6759, 7510, 8760, 9012, 11265, 13140, 13518, 15020, 18024, 22530, 26280, 27036, 30040, 33795, 45060, 54072, 54823, 67590, 90120, 109646, 135180, 164469, 219292, 270360, 274115, 328938, 438584, 493407, 548230, 657876, 822345, 986814, 1096460, 1315752, 1644690, 1973628, 2192920, 2467035, 3289380, 3947256, 4934070, 6578760, 9868140, 19736280]

約数ペア:

[(1, 19736280), (2, 9868140), (3, 6578760), (4, 4934070), (5, 3947256), (6, 3289380), (8, 2467035), (9, 2192920), (10, 1973628), (12, 1644690), (15, 1315752), (18, 1096460), (20, 986814), (24, 822345), (30, 657876), (36, 548230), (40, 493407), (45, 438584), (60, 328938), (72, 274115), (73, 270360), (90, 219292), (120, 164469), (146, 135180), (180, 109646), (219, 90120), (292, 67590), (360, 54823), (365, 54072), (438, 45060), (584, 33795), (657, 30040), (730, 27036), (751, 26280), (876, 22530), (1095, 18024), (1314, 15020), (1460, 13518), (1502, 13140), (1752, 11265), (2190, 9012), (2253, 8760), (2628, 7510), (2920, 6759), (3004, 6570), (3285, 6008), (3755, 5256), (4380, 4506)]