20087255040

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{326941}}^1$

素因数の和:326973

約数の個数: 104

約数和(自身を含む): 64271566128

約数和(自身を除く): 44184311088

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, 4096, 5120, 6144, 7680, 10240, 12288, 15360, 20480, 30720, 61440, 326941, 653882, 980823, 1307764, 1634705, 1961646, 2615528, 3269410, 3923292, 4904115, 5231056, 6538820, 7846584, 9808230, 10462112, 13077640, 15693168, 19616460, 20924224, 26155280, 31386336, 39232920, 41848448, 52310560, 62772672, 78465840, 83696896, 104621120, 125545344, 156931680, 167393792, 209242240, 251090688, 313863360, 334787584, 418484480, 502181376, 627726720, 669575168, 836968960, 1004362752, 1255453440, 1339150336, 1673937920, 2008725504, 2510906880, 3347875840, 4017451008, 5021813760, 6695751680, 10043627520, 20087255040]

約数ペア:

[(1, 20087255040), (2, 10043627520), (3, 6695751680), (4, 5021813760), (5, 4017451008), (6, 3347875840), (8, 2510906880), (10, 2008725504), (12, 1673937920), (15, 1339150336), (16, 1255453440), (20, 1004362752), (24, 836968960), (30, 669575168), (32, 627726720), (40, 502181376), (48, 418484480), (60, 334787584), (64, 313863360), (80, 251090688), (96, 209242240), (120, 167393792), (128, 156931680), (160, 125545344), (192, 104621120), (240, 83696896), (256, 78465840), (320, 62772672), (384, 52310560), (480, 41848448), (512, 39232920), (640, 31386336), (768, 26155280), (960, 20924224), (1024, 19616460), (1280, 15693168), (1536, 13077640), (1920, 10462112), (2048, 9808230), (2560, 7846584), (3072, 6538820), (3840, 5231056), (4096, 4904115), (5120, 3923292), (6144, 3269410), (7680, 2615528), (10240, 1961646), (12288, 1634705), (15360, 1307764), (20480, 980823), (30720, 653882), (61440, 326941)]