19723800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{463}}^1$

素因数の和:553

約数の個数: 96

約数和(自身を含む): 62138880

約数和(自身を除く): 42415080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 71, 75, 100, 120, 142, 150, 200, 213, 284, 300, 355, 426, 463, 568, 600, 710, 852, 926, 1065, 1389, 1420, 1704, 1775, 1852, 2130, 2315, 2778, 2840, 3550, 3704, 4260, 4630, 5325, 5556, 6945, 7100, 8520, 9260, 10650, 11112, 11575, 13890, 14200, 18520, 21300, 23150, 27780, 32873, 34725, 42600, 46300, 55560, 65746, 69450, 92600, 98619, 131492, 138900, 164365, 197238, 262984, 277800, 328730, 394476, 493095, 657460, 788952, 821825, 986190, 1314920, 1643650, 1972380, 2465475, 3287300, 3944760, 4930950, 6574600, 9861900, 19723800]

約数ペア:

[(1, 19723800), (2, 9861900), (3, 6574600), (4, 4930950), (5, 3944760), (6, 3287300), (8, 2465475), (10, 1972380), (12, 1643650), (15, 1314920), (20, 986190), (24, 821825), (25, 788952), (30, 657460), (40, 493095), (50, 394476), (60, 328730), (71, 277800), (75, 262984), (100, 197238), (120, 164365), (142, 138900), (150, 131492), (200, 98619), (213, 92600), (284, 69450), (300, 65746), (355, 55560), (426, 46300), (463, 42600), (568, 34725), (600, 32873), (710, 27780), (852, 23150), (926, 21300), (1065, 18520), (1389, 14200), (1420, 13890), (1704, 11575), (1775, 11112), (1852, 10650), (2130, 9260), (2315, 8520), (2778, 7100), (2840, 6945), (3550, 5556), (3704, 5325), (4260, 4630)]