20097669120

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{654221}}^1$

素因数の和:654251

約数の個数: 96

約数和(自身を含む): 64296938160

約数和(自身を除く): 44199269040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2048, 2560, 3072, 3840, 5120, 6144, 7680, 10240, 15360, 30720, 654221, 1308442, 1962663, 2616884, 3271105, 3925326, 5233768, 6542210, 7850652, 9813315, 10467536, 13084420, 15701304, 19626630, 20935072, 26168840, 31402608, 39253260, 41870144, 52337680, 62805216, 78506520, 83740288, 104675360, 125610432, 157013040, 167480576, 209350720, 251220864, 314026080, 334961152, 418701440, 502441728, 628052160, 669922304, 837402880, 1004883456, 1256104320, 1339844608, 1674805760, 2009766912, 2512208640, 3349611520, 4019533824, 5024417280, 6699223040, 10048834560, 20097669120]

約数ペア:

[(1, 20097669120), (2, 10048834560), (3, 6699223040), (4, 5024417280), (5, 4019533824), (6, 3349611520), (8, 2512208640), (10, 2009766912), (12, 1674805760), (15, 1339844608), (16, 1256104320), (20, 1004883456), (24, 837402880), (30, 669922304), (32, 628052160), (40, 502441728), (48, 418701440), (60, 334961152), (64, 314026080), (80, 251220864), (96, 209350720), (120, 167480576), (128, 157013040), (160, 125610432), (192, 104675360), (240, 83740288), (256, 78506520), (320, 62805216), (384, 52337680), (480, 41870144), (512, 39253260), (640, 31402608), (768, 26168840), (960, 20935072), (1024, 19626630), (1280, 15701304), (1536, 13084420), (1920, 10467536), (2048, 9813315), (2560, 7850652), (3072, 6542210), (3840, 5233768), (5120, 3925326), (6144, 3271105), (7680, 2616884), (10240, 1962663), (15360, 1308442), (30720, 654221)]