20005469120

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{98143}}^1$

素因数の和:98187

約数の個数: 168

約数和(自身を含む): 59679010944

約数和(自身を除く): 39673541824

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 320, 364, 392, 416, 448, 455, 490, 520, 560, 637, 728, 784, 832, 910, 980, 1040, 1120, 1274, 1456, 1568, 1820, 1960, 2080, 2240, 2548, 2912, 3136, 3185, 3640, 3920, 4160, 5096, 5824, 6370, 7280, 7840, 10192, 12740, 14560, 15680, 20384, 25480, 29120, 40768, 50960, 98143, 101920, 196286, 203840, 392572, 490715, 687001, 785144, 981430, 1275859, 1374002, 1570288, 1962860, 2551718, 2748004, 3140576, 3435005, 3925720, 4809007, 5103436, 5496008, 6281152, 6379295, 6870010, 7851440, 8931013, 9618014, 10206872, 10992016, 12758590, 13740020, 15702880, 17862026, 19236028, 20413744, 21984032, 24045035, 25517180, 27480040, 31405760, 35724052, 38472056, 40827488, 43968064, 44655065, 48090070, 51034360, 54960080, 62517091, 71448104, 76944112, 81654976, 89310130, 96180140, 102068720, 109920160, 125034182, 142896208, 153888224, 178620260, 192360280, 204137440, 219840320, 250068364, 285792416, 307776448, 312585455, 357240520, 384720560, 408274880, 500136728, 571584832, 625170910, 714481040, 769441120, 1000273456, 1250341820, 1428962080, 1538882240, 2000546912, 2500683640, 2857924160, 4001093824, 5001367280, 10002734560, 20005469120]

約数ペア:

[(1, 20005469120), (2, 10002734560), (4, 5001367280), (5, 4001093824), (7, 2857924160), (8, 2500683640), (10, 2000546912), (13, 1538882240), (14, 1428962080), (16, 1250341820), (20, 1000273456), (26, 769441120), (28, 714481040), (32, 625170910), (35, 571584832), (40, 500136728), (49, 408274880), (52, 384720560), (56, 357240520), (64, 312585455), (65, 307776448), (70, 285792416), (80, 250068364), (91, 219840320), (98, 204137440), (104, 192360280), (112, 178620260), (130, 153888224), (140, 142896208), (160, 125034182), (182, 109920160), (196, 102068720), (208, 96180140), (224, 89310130), (245, 81654976), (260, 76944112), (280, 71448104), (320, 62517091), (364, 54960080), (392, 51034360), (416, 48090070), (448, 44655065), (455, 43968064), (490, 40827488), (520, 38472056), (560, 35724052), (637, 31405760), (728, 27480040), (784, 25517180), (832, 24045035), (910, 21984032), (980, 20413744), (1040, 19236028), (1120, 17862026), (1274, 15702880), (1456, 13740020), (1568, 12758590), (1820, 10992016), (1960, 10206872), (2080, 9618014), (2240, 8931013), (2548, 7851440), (2912, 6870010), (3136, 6379295), (3185, 6281152), (3640, 5496008), (3920, 5103436), (4160, 4809007), (5096, 3925720), (5824, 3435005), (6370, 3140576), (7280, 2748004), (7840, 2551718), (10192, 1962860), (12740, 1570288), (14560, 1374002), (15680, 1275859), (20384, 981430), (25480, 785144), (29120, 687001), (40768, 490715), (50960, 392572), (98143, 203840), (101920, 196286)]