1859421520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:210

約数の個数: 240

約数和(自身を含む): 5006179584

約数和(自身を除く): 3146758064

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 47, 55, 61, 67, 80, 88, 94, 110, 121, 122, 134, 176, 188, 220, 235, 242, 244, 268, 305, 335, 376, 440, 470, 484, 488, 517, 536, 605, 610, 670, 671, 737, 752, 880, 940, 968, 976, 1034, 1072, 1210, 1220, 1340, 1342, 1474, 1880, 1936, 2068, 2420, 2440, 2585, 2680, 2684, 2867, 2948, 3149, 3355, 3685, 3760, 4087, 4136, 4840, 4880, 5170, 5360, 5368, 5687, 5734, 5896, 6298, 6710, 7370, 7381, 8107, 8174, 8272, 9680, 10340, 10736, 11374, 11468, 11792, 12596, 13420, 14335, 14740, 14762, 15745, 16214, 16348, 20435, 20680, 22748, 22936, 25192, 26840, 28435, 28670, 29480, 29524, 31490, 31537, 32428, 32696, 34639, 36905, 40535, 40870, 41360, 44957, 45496, 45872, 50384, 53680, 56870, 57340, 58960, 59048, 62980, 63074, 64856, 65392, 69278, 73810, 81070, 81740, 89914, 90992, 113740, 114680, 118096, 125960, 126148, 129712, 138556, 147620, 157685, 162140, 163480, 173195, 179828, 192089, 224785, 227480, 229360, 251920, 252296, 277112, 295240, 315370, 324280, 326960, 346390, 346907, 359656, 381029, 384178, 449570, 454960, 494527, 504592, 554224, 590480, 630740, 648560, 692780, 693814, 719312, 762058, 768356, 899140, 960445, 989054, 1261480, 1385560, 1387628, 1524116, 1536712, 1734535, 1798280, 1905145, 1920890, 1978108, 2112979, 2472635, 2522960, 2771120, 2775256, 3048232, 3073424, 3469070, 3596560, 3810290, 3841780, 3956216, 4225958, 4945270, 5550512, 6096464, 6938140, 7620580, 7683560, 7912432, 8451916, 9890540, 10564895, 13876280, 15241160, 15367120, 16903832, 19781080, 21129790, 23242769, 27752560, 30482320, 33807664, 39562160, 42259580, 46485538, 84519160, 92971076, 116213845, 169038320, 185942152, 232427690, 371884304, 464855380, 929710760, 1859421520]

約数ペア:

[(1, 1859421520), (2, 929710760), (4, 464855380), (5, 371884304), (8, 232427690), (10, 185942152), (11, 169038320), (16, 116213845), (20, 92971076), (22, 84519160), (40, 46485538), (44, 42259580), (47, 39562160), (55, 33807664), (61, 30482320), (67, 27752560), (80, 23242769), (88, 21129790), (94, 19781080), (110, 16903832), (121, 15367120), (122, 15241160), (134, 13876280), (176, 10564895), (188, 9890540), (220, 8451916), (235, 7912432), (242, 7683560), (244, 7620580), (268, 6938140), (305, 6096464), (335, 5550512), (376, 4945270), (440, 4225958), (470, 3956216), (484, 3841780), (488, 3810290), (517, 3596560), (536, 3469070), (605, 3073424), (610, 3048232), (670, 2775256), (671, 2771120), (737, 2522960), (752, 2472635), (880, 2112979), (940, 1978108), (968, 1920890), (976, 1905145), (1034, 1798280), (1072, 1734535), (1210, 1536712), (1220, 1524116), (1340, 1387628), (1342, 1385560), (1474, 1261480), (1880, 989054), (1936, 960445), (2068, 899140), (2420, 768356), (2440, 762058), (2585, 719312), (2680, 693814), (2684, 692780), (2867, 648560), (2948, 630740), (3149, 590480), (3355, 554224), (3685, 504592), (3760, 494527), (4087, 454960), (4136, 449570), (4840, 384178), (4880, 381029), (5170, 359656), (5360, 346907), (5368, 346390), (5687, 326960), (5734, 324280), (5896, 315370), (6298, 295240), (6710, 277112), (7370, 252296), (7381, 251920), (8107, 229360), (8174, 227480), (8272, 224785), (9680, 192089), (10340, 179828), (10736, 173195), (11374, 163480), (11468, 162140), (11792, 157685), (12596, 147620), (13420, 138556), (14335, 129712), (14740, 126148), (14762, 125960), (15745, 118096), (16214, 114680), (16348, 113740), (20435, 90992), (20680, 89914), (22748, 81740), (22936, 81070), (25192, 73810), (26840, 69278), (28435, 65392), (28670, 64856), (29480, 63074), (29524, 62980), (31490, 59048), (31537, 58960), (32428, 57340), (32696, 56870), (34639, 53680), (36905, 50384), (40535, 45872), (40870, 45496), (41360, 44957)]