2080200320

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{1531}}^1$

素因数の和:1754

約数の個数: 128

約数和(自身を含む): 5456738880

約数和(自身を除く): 3376538560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 193, 220, 320, 352, 386, 440, 640, 704, 772, 880, 965, 1408, 1531, 1544, 1760, 1930, 2123, 3062, 3088, 3520, 3860, 4246, 6124, 6176, 7040, 7655, 7720, 8492, 10615, 12248, 12352, 15310, 15440, 16841, 16984, 21230, 24496, 24704, 30620, 30880, 33682, 33968, 42460, 48992, 61240, 61760, 67364, 67936, 84205, 84920, 97984, 122480, 123520, 134728, 135872, 168410, 169840, 195968, 244960, 269456, 271744, 295483, 336820, 339680, 489920, 538912, 590966, 673640, 679360, 979840, 1077824, 1181932, 1347280, 1358720, 1477415, 2155648, 2363864, 2694560, 2954830, 3250313, 4727728, 5389120, 5909660, 6500626, 9455456, 10778240, 11819320, 13001252, 16251565, 18910912, 23638640, 26002504, 32503130, 37821824, 47277280, 52005008, 65006260, 94554560, 104010016, 130012520, 189109120, 208020032, 260025040, 416040064, 520050080, 1040100160, 2080200320]

約数ペア:

[(1, 2080200320), (2, 1040100160), (4, 520050080), (5, 416040064), (8, 260025040), (10, 208020032), (11, 189109120), (16, 130012520), (20, 104010016), (22, 94554560), (32, 65006260), (40, 52005008), (44, 47277280), (55, 37821824), (64, 32503130), (80, 26002504), (88, 23638640), (110, 18910912), (128, 16251565), (160, 13001252), (176, 11819320), (193, 10778240), (220, 9455456), (320, 6500626), (352, 5909660), (386, 5389120), (440, 4727728), (640, 3250313), (704, 2954830), (772, 2694560), (880, 2363864), (965, 2155648), (1408, 1477415), (1531, 1358720), (1544, 1347280), (1760, 1181932), (1930, 1077824), (2123, 979840), (3062, 679360), (3088, 673640), (3520, 590966), (3860, 538912), (4246, 489920), (6124, 339680), (6176, 336820), (7040, 295483), (7655, 271744), (7720, 269456), (8492, 244960), (10615, 195968), (12248, 169840), (12352, 168410), (15310, 135872), (15440, 134728), (16841, 123520), (16984, 122480), (21230, 97984), (24496, 84920), (24704, 84205), (30620, 67936), (30880, 67364), (33682, 61760), (33968, 61240), (42460, 48992)]