2020177920

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{65761}}^1$

素因数の和:65791

約数の個数: 96

約数和(自身を含む): 6463089360

約数和(自身を除く): 4442911440

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, 65761, 131522, 197283, 263044, 328805, 394566, 526088, 657610, 789132, 986415, 1052176, 1315220, 1578264, 1972830, 2104352, 2630440, 3156528, 3945660, 4208704, 5260880, 6313056, 7891320, 8417408, 10521760, 12626112, 15782640, 16834816, 21043520, 25252224, 31565280, 33669632, 42087040, 50504448, 63130560, 67339264, 84174080, 101008896, 126261120, 134678528, 168348160, 202017792, 252522240, 336696320, 404035584, 505044480, 673392640, 1010088960, 2020177920]

約数ペア:

[(1, 2020177920), (2, 1010088960), (3, 673392640), (4, 505044480), (5, 404035584), (6, 336696320), (8, 252522240), (10, 202017792), (12, 168348160), (15, 134678528), (16, 126261120), (20, 101008896), (24, 84174080), (30, 67339264), (32, 63130560), (40, 50504448), (48, 42087040), (60, 33669632), (64, 31565280), (80, 25252224), (96, 21043520), (120, 16834816), (128, 15782640), (160, 12626112), (192, 10521760), (240, 8417408), (256, 7891320), (320, 6313056), (384, 5260880), (480, 4208704), (512, 3945660), (640, 3156528), (768, 2630440), (960, 2104352), (1024, 1972830), (1280, 1578264), (1536, 1315220), (1920, 1052176), (2048, 986415), (2560, 789132), (3072, 657610), (3840, 526088), (5120, 394566), (6144, 328805), (7680, 263044), (10240, 197283), (15360, 131522), (30720, 65761)]