19804800

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{2063}}^1$

素因数の和:2090

約数の個数: 96

約数和(自身を含む): 65263680

約数和(自身を除く): 45458880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 300, 320, 384, 400, 480, 600, 640, 800, 960, 1200, 1600, 1920, 2063, 2400, 3200, 4126, 4800, 6189, 8252, 9600, 10315, 12378, 16504, 20630, 24756, 30945, 33008, 41260, 49512, 51575, 61890, 66016, 82520, 99024, 103150, 123780, 132032, 154725, 165040, 198048, 206300, 247560, 264064, 309450, 330080, 396096, 412600, 495120, 618900, 660160, 792192, 825200, 990240, 1237800, 1320320, 1650400, 1980480, 2475600, 3300800, 3960960, 4951200, 6601600, 9902400, 19804800]

約数ペア:

[(1, 19804800), (2, 9902400), (3, 6601600), (4, 4951200), (5, 3960960), (6, 3300800), (8, 2475600), (10, 1980480), (12, 1650400), (15, 1320320), (16, 1237800), (20, 990240), (24, 825200), (25, 792192), (30, 660160), (32, 618900), (40, 495120), (48, 412600), (50, 396096), (60, 330080), (64, 309450), (75, 264064), (80, 247560), (96, 206300), (100, 198048), (120, 165040), (128, 154725), (150, 132032), (160, 123780), (192, 103150), (200, 99024), (240, 82520), (300, 66016), (320, 61890), (384, 51575), (400, 49512), (480, 41260), (600, 33008), (640, 30945), (800, 24756), (960, 20630), (1200, 16504), (1600, 12378), (1920, 10315), (2063, 9600), (2400, 8252), (3200, 6189), (4126, 4800)]