20619862480

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{12037}}^1$

素因数の和:12106

約数の個数: 240

約数和(自身を含む): 61260900480

約数和(自身を除く): 40641038000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 23, 28, 35, 38, 40, 46, 49, 56, 70, 76, 80, 92, 95, 98, 112, 115, 133, 140, 152, 161, 184, 190, 196, 230, 245, 266, 280, 304, 322, 368, 380, 392, 437, 460, 490, 532, 560, 644, 665, 760, 784, 805, 874, 920, 931, 980, 1064, 1127, 1288, 1330, 1520, 1610, 1748, 1840, 1862, 1960, 2128, 2185, 2254, 2576, 2660, 3059, 3220, 3496, 3724, 3920, 4370, 4508, 4655, 5320, 5635, 6118, 6440, 6992, 7448, 8740, 9016, 9310, 10640, 11270, 12037, 12236, 12880, 14896, 15295, 17480, 18032, 18620, 21413, 22540, 24074, 24472, 30590, 34960, 37240, 42826, 45080, 48148, 48944, 60185, 61180, 74480, 84259, 85652, 90160, 96296, 107065, 120370, 122360, 168518, 171304, 192592, 214130, 228703, 240740, 244720, 276851, 337036, 342608, 421295, 428260, 457406, 481480, 553702, 589813, 674072, 842590, 856520, 914812, 962960, 1107404, 1143515, 1179626, 1348144, 1384255, 1600921, 1685180, 1713040, 1829624, 1937957, 2214808, 2287030, 2359252, 2768510, 2949065, 3201842, 3370360, 3659248, 3875914, 4429616, 4574060, 4718504, 5260169, 5537020, 5898130, 6403684, 6740720, 7751828, 8004605, 9148120, 9437008, 9689785, 10520338, 11074040, 11206447, 11796260, 12807368, 13565699, 15503656, 16009210, 18296240, 19379570, 21040676, 22148080, 22412894, 23592520, 25614736, 26300845, 27131398, 31007312, 32018420, 36821183, 38759140, 42081352, 44825788, 47185040, 52601690, 54262796, 56032235, 64036840, 67828495, 73642366, 77518280, 84162704, 89651576, 105203380, 108525592, 112064470, 128073680, 135656990, 147284732, 155036560, 179303152, 184105915, 210406760, 217051184, 224128940, 257748281, 271313980, 294569464, 368211830, 420813520, 448257880, 515496562, 542627960, 589138928, 736423660, 896515760, 1030993124, 1085255920, 1288741405, 1472847320, 2061986248, 2577482810, 2945694640, 4123972496, 5154965620, 10309931240, 20619862480]

約数ペア:

[(1, 20619862480), (2, 10309931240), (4, 5154965620), (5, 4123972496), (7, 2945694640), (8, 2577482810), (10, 2061986248), (14, 1472847320), (16, 1288741405), (19, 1085255920), (20, 1030993124), (23, 896515760), (28, 736423660), (35, 589138928), (38, 542627960), (40, 515496562), (46, 448257880), (49, 420813520), (56, 368211830), (70, 294569464), (76, 271313980), (80, 257748281), (92, 224128940), (95, 217051184), (98, 210406760), (112, 184105915), (115, 179303152), (133, 155036560), (140, 147284732), (152, 135656990), (161, 128073680), (184, 112064470), (190, 108525592), (196, 105203380), (230, 89651576), (245, 84162704), (266, 77518280), (280, 73642366), (304, 67828495), (322, 64036840), (368, 56032235), (380, 54262796), (392, 52601690), (437, 47185040), (460, 44825788), (490, 42081352), (532, 38759140), (560, 36821183), (644, 32018420), (665, 31007312), (760, 27131398), (784, 26300845), (805, 25614736), (874, 23592520), (920, 22412894), (931, 22148080), (980, 21040676), (1064, 19379570), (1127, 18296240), (1288, 16009210), (1330, 15503656), (1520, 13565699), (1610, 12807368), (1748, 11796260), (1840, 11206447), (1862, 11074040), (1960, 10520338), (2128, 9689785), (2185, 9437008), (2254, 9148120), (2576, 8004605), (2660, 7751828), (3059, 6740720), (3220, 6403684), (3496, 5898130), (3724, 5537020), (3920, 5260169), (4370, 4718504), (4508, 4574060), (4655, 4429616), (5320, 3875914), (5635, 3659248), (6118, 3370360), (6440, 3201842), (6992, 2949065), (7448, 2768510), (8740, 2359252), (9016, 2287030), (9310, 2214808), (10640, 1937957), (11270, 1829624), (12037, 1713040), (12236, 1685180), (12880, 1600921), (14896, 1384255), (15295, 1348144), (17480, 1179626), (18032, 1143515), (18620, 1107404), (21413, 962960), (22540, 914812), (24074, 856520), (24472, 842590), (30590, 674072), (34960, 589813), (37240, 553702), (42826, 481480), (45080, 457406), (48148, 428260), (48944, 421295), (60185, 342608), (61180, 337036), (74480, 276851), (84259, 244720), (85652, 240740), (90160, 228703), (96296, 214130), (107065, 192592), (120370, 171304), (122360, 168518)]