20374177920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{10611551}}^1$

素因数の和:10611573

約数の個数: 64

約数和(自身を含む): 64942698240

約数和(自身を除く): 44568520320

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, 320, 384, 480, 640, 960, 1920, 10611551, 21223102, 31834653, 42446204, 53057755, 63669306, 84892408, 106115510, 127338612, 159173265, 169784816, 212231020, 254677224, 318346530, 339569632, 424462040, 509354448, 636693060, 679139264, 848924080, 1018708896, 1273386120, 1358278528, 1697848160, 2037417792, 2546772240, 3395696320, 4074835584, 5093544480, 6791392640, 10187088960, 20374177920]

約数ペア:

[(1, 20374177920), (2, 10187088960), (3, 6791392640), (4, 5093544480), (5, 4074835584), (6, 3395696320), (8, 2546772240), (10, 2037417792), (12, 1697848160), (15, 1358278528), (16, 1273386120), (20, 1018708896), (24, 848924080), (30, 679139264), (32, 636693060), (40, 509354448), (48, 424462040), (60, 339569632), (64, 318346530), (80, 254677224), (96, 212231020), (120, 169784816), (128, 159173265), (160, 127338612), (192, 106115510), (240, 84892408), (320, 63669306), (384, 53057755), (480, 42446204), (640, 31834653), (960, 21223102), (1920, 10611551)]