20675700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{22973}}^1$

素因数の和:22993

約数の個数: 54

約数和(自身を含む): 64809654

約数和(自身を除く): 44133954

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 22973, 45946, 68919, 91892, 114865, 137838, 206757, 229730, 275676, 344595, 413514, 459460, 574325, 689190, 827028, 1033785, 1148650, 1378380, 1722975, 2067570, 2297300, 3445950, 4135140, 5168925, 6891900, 10337850, 20675700]

約数ペア:

[(1, 20675700), (2, 10337850), (3, 6891900), (4, 5168925), (5, 4135140), (6, 3445950), (9, 2297300), (10, 2067570), (12, 1722975), (15, 1378380), (18, 1148650), (20, 1033785), (25, 827028), (30, 689190), (36, 574325), (45, 459460), (50, 413514), (60, 344595), (75, 275676), (90, 229730), (100, 206757), (150, 137838), (180, 114865), (225, 91892), (300, 68919), (450, 45946), (900, 22973)]