2012688688

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:746

約数の個数: 80

約数和(自身を含む): 4109736960

約数和(自身を除く): 2097048272

約数列:

[1, 2, 4, 8, 16, 41, 71, 79, 82, 142, 158, 164, 284, 316, 328, 547, 568, 632, 656, 1094, 1136, 1264, 2188, 2911, 3239, 4376, 5609, 5822, 6478, 8752, 11218, 11644, 12956, 22427, 22436, 23288, 25912, 38837, 43213, 44854, 44872, 46576, 51824, 77674, 86426, 89708, 89744, 155348, 172852, 179416, 229969, 310696, 345704, 358832, 459938, 621392, 691408, 919876, 1592317, 1771733, 1839752, 3068123, 3184634, 3543466, 3679504, 6136246, 6369268, 7086932, 12272492, 12738536, 14173864, 24544984, 25477072, 28347728, 49089968, 125793043, 251586086, 503172172, 1006344344, 2012688688]

約数ペア:

[(1, 2012688688), (2, 1006344344), (4, 503172172), (8, 251586086), (16, 125793043), (41, 49089968), (71, 28347728), (79, 25477072), (82, 24544984), (142, 14173864), (158, 12738536), (164, 12272492), (284, 7086932), (316, 6369268), (328, 6136246), (547, 3679504), (568, 3543466), (632, 3184634), (656, 3068123), (1094, 1839752), (1136, 1771733), (1264, 1592317), (2188, 919876), (2911, 691408), (3239, 621392), (4376, 459938), (5609, 358832), (5822, 345704), (6478, 310696), (8752, 229969), (11218, 179416), (11644, 172852), (12956, 155348), (22427, 89744), (22436, 89708), (23288, 86426), (25912, 77674), (38837, 51824), (43213, 46576), (44854, 44872)]