20494602240

素因数分解:

$2^{12}\times 3^1\times 5^1\times 7^1\times {\mathrm{47653}}^1$

素因数の和:47692

約数の個数: 208

約数和(自身を含む): 74944111488

約数和(自身を除く): 54449509248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1024, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2048, 2240, 2560, 2688, 3072, 3360, 3584, 3840, 4096, 4480, 5120, 5376, 6144, 6720, 7168, 7680, 8960, 10240, 10752, 12288, 13440, 14336, 15360, 17920, 20480, 21504, 26880, 28672, 30720, 35840, 43008, 47653, 53760, 61440, 71680, 86016, 95306, 107520, 142959, 143360, 190612, 215040, 238265, 285918, 333571, 381224, 430080, 476530, 571836, 667142, 714795, 762448, 953060, 1000713, 1143672, 1334284, 1429590, 1524896, 1667855, 1906120, 2001426, 2287344, 2668568, 2859180, 3049792, 3335710, 3812240, 4002852, 4574688, 5003565, 5337136, 5718360, 6099584, 6671420, 7624480, 8005704, 9149376, 10007130, 10674272, 11436720, 12199168, 13342840, 15248960, 16011408, 18298752, 20014260, 21348544, 22873440, 24398336, 26685680, 30497920, 32022816, 36597504, 40028520, 42697088, 45746880, 48796672, 53371360, 60995840, 64045632, 73195008, 80057040, 85394176, 91493760, 97593344, 106742720, 121991680, 128091264, 146390016, 160114080, 170788352, 182987520, 195186688, 213485440, 243983360, 256182528, 292780032, 320228160, 341576704, 365975040, 426970880, 487966720, 512365056, 585560064, 640456320, 683153408, 731950080, 853941760, 975933440, 1024730112, 1280912640, 1366306816, 1463900160, 1707883520, 2049460224, 2561825280, 2927800320, 3415767040, 4098920448, 5123650560, 6831534080, 10247301120, 20494602240]

約数ペア:

[(1, 20494602240), (2, 10247301120), (3, 6831534080), (4, 5123650560), (5, 4098920448), (6, 3415767040), (7, 2927800320), (8, 2561825280), (10, 2049460224), (12, 1707883520), (14, 1463900160), (15, 1366306816), (16, 1280912640), (20, 1024730112), (21, 975933440), (24, 853941760), (28, 731950080), (30, 683153408), (32, 640456320), (35, 585560064), (40, 512365056), (42, 487966720), (48, 426970880), (56, 365975040), (60, 341576704), (64, 320228160), (70, 292780032), (80, 256182528), (84, 243983360), (96, 213485440), (105, 195186688), (112, 182987520), (120, 170788352), (128, 160114080), (140, 146390016), (160, 128091264), (168, 121991680), (192, 106742720), (210, 97593344), (224, 91493760), (240, 85394176), (256, 80057040), (280, 73195008), (320, 64045632), (336, 60995840), (384, 53371360), (420, 48796672), (448, 45746880), (480, 42697088), (512, 40028520), (560, 36597504), (640, 32022816), (672, 30497920), (768, 26685680), (840, 24398336), (896, 22873440), (960, 21348544), (1024, 20014260), (1120, 18298752), (1280, 16011408), (1344, 15248960), (1536, 13342840), (1680, 12199168), (1792, 11436720), (1920, 10674272), (2048, 10007130), (2240, 9149376), (2560, 8005704), (2688, 7624480), (3072, 6671420), (3360, 6099584), (3584, 5718360), (3840, 5337136), (4096, 5003565), (4480, 4574688), (5120, 4002852), (5376, 3812240), (6144, 3335710), (6720, 3049792), (7168, 2859180), (7680, 2668568), (8960, 2287344), (10240, 2001426), (10752, 1906120), (12288, 1667855), (13440, 1524896), (14336, 1429590), (15360, 1334284), (17920, 1143672), (20480, 1000713), (21504, 953060), (26880, 762448), (28672, 714795), (30720, 667142), (35840, 571836), (43008, 476530), (47653, 430080), (53760, 381224), (61440, 333571), (71680, 285918), (86016, 238265), (95306, 215040), (107520, 190612), (142959, 143360)]