20463376640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53113}}^1$

素因数の和:53184

約数の個数: 144

約数和(自身を含む): 57322328448

約数和(自身を除く): 36858951808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 64, 70, 80, 86, 112, 128, 140, 160, 172, 215, 224, 256, 280, 301, 320, 344, 430, 448, 560, 602, 640, 688, 860, 896, 1120, 1204, 1280, 1376, 1505, 1720, 1792, 2240, 2408, 2752, 3010, 3440, 4480, 4816, 5504, 6020, 6880, 8960, 9632, 11008, 12040, 13760, 19264, 24080, 27520, 38528, 48160, 53113, 55040, 77056, 96320, 106226, 192640, 212452, 265565, 371791, 385280, 424904, 531130, 743582, 849808, 1062260, 1487164, 1699616, 1858955, 2124520, 2283859, 2974328, 3399232, 3717910, 4249040, 4567718, 5948656, 6798464, 7435820, 8498080, 9135436, 11419295, 11897312, 13596928, 14871640, 15987013, 16996160, 18270872, 22838590, 23794624, 29743280, 31974026, 33992320, 36541744, 45677180, 47589248, 59486560, 63948052, 67984640, 73083488, 79935065, 91354360, 95178496, 118973120, 127896104, 146166976, 159870130, 182708720, 237946240, 255792208, 292333952, 319740260, 365417440, 475892480, 511584416, 584667904, 639480520, 730834880, 1023168832, 1278961040, 1461669760, 2046337664, 2557922080, 2923339520, 4092675328, 5115844160, 10231688320, 20463376640]

約数ペア:

[(1, 20463376640), (2, 10231688320), (4, 5115844160), (5, 4092675328), (7, 2923339520), (8, 2557922080), (10, 2046337664), (14, 1461669760), (16, 1278961040), (20, 1023168832), (28, 730834880), (32, 639480520), (35, 584667904), (40, 511584416), (43, 475892480), (56, 365417440), (64, 319740260), (70, 292333952), (80, 255792208), (86, 237946240), (112, 182708720), (128, 159870130), (140, 146166976), (160, 127896104), (172, 118973120), (215, 95178496), (224, 91354360), (256, 79935065), (280, 73083488), (301, 67984640), (320, 63948052), (344, 59486560), (430, 47589248), (448, 45677180), (560, 36541744), (602, 33992320), (640, 31974026), (688, 29743280), (860, 23794624), (896, 22838590), (1120, 18270872), (1204, 16996160), (1280, 15987013), (1376, 14871640), (1505, 13596928), (1720, 11897312), (1792, 11419295), (2240, 9135436), (2408, 8498080), (2752, 7435820), (3010, 6798464), (3440, 5948656), (4480, 4567718), (4816, 4249040), (5504, 3717910), (6020, 3399232), (6880, 2974328), (8960, 2283859), (9632, 2124520), (11008, 1858955), (12040, 1699616), (13760, 1487164), (19264, 1062260), (24080, 849808), (27520, 743582), (38528, 531130), (48160, 424904), (53113, 385280), (55040, 371791), (77056, 265565), (96320, 212452), (106226, 192640)]