20223847280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{45541}}^1$

素因数の和:45635

約数の個数: 160

約数和(自身を含む): 58821318528

約数和(自身を除く): 38597471248

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 61, 65, 70, 80, 91, 104, 112, 122, 130, 140, 182, 208, 244, 260, 280, 305, 364, 427, 455, 488, 520, 560, 610, 728, 793, 854, 910, 976, 1040, 1220, 1456, 1586, 1708, 1820, 2135, 2440, 3172, 3416, 3640, 3965, 4270, 4880, 5551, 6344, 6832, 7280, 7930, 8540, 11102, 12688, 15860, 17080, 22204, 27755, 31720, 34160, 44408, 45541, 55510, 63440, 88816, 91082, 111020, 182164, 222040, 227705, 318787, 364328, 444080, 455410, 592033, 637574, 728656, 910820, 1184066, 1275148, 1593935, 1821640, 2368132, 2550296, 2778001, 2960165, 3187870, 3643280, 4144231, 4736264, 5100592, 5556002, 5920330, 6375740, 8288462, 9472528, 11112004, 11840660, 12751480, 13890005, 16576924, 19446007, 20721155, 22224008, 23681320, 25502960, 27780010, 33153848, 36114013, 38892014, 41442310, 44448016, 47362640, 55560020, 66307696, 72228026, 77784028, 82884620, 97230035, 111120040, 144456052, 155568056, 165769240, 180570065, 194460070, 222240080, 252798091, 288912104, 311136112, 331538480, 361140130, 388920140, 505596182, 577824208, 722280260, 777840280, 1011192364, 1263990455, 1444560520, 1555680560, 2022384728, 2527980910, 2889121040, 4044769456, 5055961820, 10111923640, 20223847280]

約数ペア:

[(1, 20223847280), (2, 10111923640), (4, 5055961820), (5, 4044769456), (7, 2889121040), (8, 2527980910), (10, 2022384728), (13, 1555680560), (14, 1444560520), (16, 1263990455), (20, 1011192364), (26, 777840280), (28, 722280260), (35, 577824208), (40, 505596182), (52, 388920140), (56, 361140130), (61, 331538480), (65, 311136112), (70, 288912104), (80, 252798091), (91, 222240080), (104, 194460070), (112, 180570065), (122, 165769240), (130, 155568056), (140, 144456052), (182, 111120040), (208, 97230035), (244, 82884620), (260, 77784028), (280, 72228026), (305, 66307696), (364, 55560020), (427, 47362640), (455, 44448016), (488, 41442310), (520, 38892014), (560, 36114013), (610, 33153848), (728, 27780010), (793, 25502960), (854, 23681320), (910, 22224008), (976, 20721155), (1040, 19446007), (1220, 16576924), (1456, 13890005), (1586, 12751480), (1708, 11840660), (1820, 11112004), (2135, 9472528), (2440, 8288462), (3172, 6375740), (3416, 5920330), (3640, 5556002), (3965, 5100592), (4270, 4736264), (4880, 4144231), (5551, 3643280), (6344, 3187870), (6832, 2960165), (7280, 2778001), (7930, 2550296), (8540, 2368132), (11102, 1821640), (12688, 1593935), (15860, 1275148), (17080, 1184066), (22204, 910820), (27755, 728656), (31720, 637574), (34160, 592033), (44408, 455410), (45541, 444080), (55510, 364328), (63440, 318787), (88816, 227705), (91082, 222040), (111020, 182164)]