20542154880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{823003}}^1$

素因数の和:823038

約数の個数: 128

約数和(自身を含む): 70514982720

約数和(自身を除く): 49972827840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 24960, 823003, 1646006, 2469009, 3292012, 4115015, 4938018, 6584024, 8230030, 9876036, 10699039, 12345045, 13168048, 16460060, 19752072, 21398078, 24690090, 26336096, 32097117, 32920120, 39504144, 42796156, 49380180, 52672192, 53495195, 64194234, 65840240, 79008288, 85592312, 98760360, 105344384, 106990390, 128388468, 131680480, 158016576, 160485585, 171184624, 197520720, 213980780, 256776936, 263360960, 316033152, 320971170, 342369248, 395041440, 427961560, 513553872, 526721920, 641942340, 684738496, 790082880, 855923120, 1027107744, 1283884680, 1369476992, 1580165760, 1711846240, 2054215488, 2567769360, 3423692480, 4108430976, 5135538720, 6847384960, 10271077440, 20542154880]

約数ペア:

[(1, 20542154880), (2, 10271077440), (3, 6847384960), (4, 5135538720), (5, 4108430976), (6, 3423692480), (8, 2567769360), (10, 2054215488), (12, 1711846240), (13, 1580165760), (15, 1369476992), (16, 1283884680), (20, 1027107744), (24, 855923120), (26, 790082880), (30, 684738496), (32, 641942340), (39, 526721920), (40, 513553872), (48, 427961560), (52, 395041440), (60, 342369248), (64, 320971170), (65, 316033152), (78, 263360960), (80, 256776936), (96, 213980780), (104, 197520720), (120, 171184624), (128, 160485585), (130, 158016576), (156, 131680480), (160, 128388468), (192, 106990390), (195, 105344384), (208, 98760360), (240, 85592312), (260, 79008288), (312, 65840240), (320, 64194234), (384, 53495195), (390, 52672192), (416, 49380180), (480, 42796156), (520, 39504144), (624, 32920120), (640, 32097117), (780, 26336096), (832, 24690090), (960, 21398078), (1040, 19752072), (1248, 16460060), (1560, 13168048), (1664, 12345045), (1920, 10699039), (2080, 9876036), (2496, 8230030), (3120, 6584024), (4160, 4938018), (4992, 4115015), (6240, 3292012), (8320, 2469009), (12480, 1646006), (24960, 823003)]