20205600

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{8419}}^1$

素因数の和:8442

約数の個数: 72

約数和(自身を含む): 65777040

約数和(自身を除く): 45571440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 8419, 16838, 25257, 33676, 42095, 50514, 67352, 84190, 101028, 126285, 134704, 168380, 202056, 210475, 252570, 269408, 336760, 404112, 420950, 505140, 631425, 673520, 808224, 841900, 1010280, 1262850, 1347040, 1683800, 2020560, 2525700, 3367600, 4041120, 5051400, 6735200, 10102800, 20205600]

約数ペア:

[(1, 20205600), (2, 10102800), (3, 6735200), (4, 5051400), (5, 4041120), (6, 3367600), (8, 2525700), (10, 2020560), (12, 1683800), (15, 1347040), (16, 1262850), (20, 1010280), (24, 841900), (25, 808224), (30, 673520), (32, 631425), (40, 505140), (48, 420950), (50, 404112), (60, 336760), (75, 269408), (80, 252570), (96, 210475), (100, 202056), (120, 168380), (150, 134704), (160, 126285), (200, 101028), (240, 84190), (300, 67352), (400, 50514), (480, 42095), (600, 33676), (800, 25257), (1200, 16838), (2400, 8419)]