2006405960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{863}}^1$

素因数の和:1167

約数の個数: 128

約数和(自身を含む): 5173217280

約数和(自身を除く): 3166811320

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 263, 340, 442, 520, 526, 680, 863, 884, 1052, 1105, 1315, 1726, 1768, 2104, 2210, 2630, 3419, 3452, 4315, 4420, 4471, 5260, 6838, 6904, 8630, 8840, 8942, 10520, 11219, 13676, 14671, 17095, 17260, 17884, 22355, 22438, 27352, 29342, 34190, 34520, 35768, 44710, 44876, 56095, 58123, 58684, 68380, 73355, 89420, 89752, 112190, 116246, 117368, 136760, 146710, 178840, 190723, 224380, 226969, 232492, 290615, 293420, 381446, 448760, 453938, 464984, 581230, 586840, 762892, 907876, 953615, 1134845, 1162460, 1525784, 1815752, 1907230, 2269690, 2324920, 2950597, 3814460, 3858473, 4539380, 5901194, 7628920, 7716946, 9078760, 11802388, 14752985, 15433892, 19292365, 23604776, 29505970, 30867784, 38584730, 50160149, 59011940, 77169460, 100320298, 118023880, 154338920, 200640596, 250800745, 401281192, 501601490, 1003202980, 2006405960]

約数ペア:

[(1, 2006405960), (2, 1003202980), (4, 501601490), (5, 401281192), (8, 250800745), (10, 200640596), (13, 154338920), (17, 118023880), (20, 100320298), (26, 77169460), (34, 59011940), (40, 50160149), (52, 38584730), (65, 30867784), (68, 29505970), (85, 23604776), (104, 19292365), (130, 15433892), (136, 14752985), (170, 11802388), (221, 9078760), (260, 7716946), (263, 7628920), (340, 5901194), (442, 4539380), (520, 3858473), (526, 3814460), (680, 2950597), (863, 2324920), (884, 2269690), (1052, 1907230), (1105, 1815752), (1315, 1525784), (1726, 1162460), (1768, 1134845), (2104, 953615), (2210, 907876), (2630, 762892), (3419, 586840), (3452, 581230), (4315, 464984), (4420, 453938), (4471, 448760), (5260, 381446), (6838, 293420), (6904, 290615), (8630, 232492), (8840, 226969), (8942, 224380), (10520, 190723), (11219, 178840), (13676, 146710), (14671, 136760), (17095, 117368), (17260, 116246), (17884, 112190), (22355, 89752), (22438, 89420), (27352, 73355), (29342, 68380), (34190, 58684), (34520, 58123), (35768, 56095), (44710, 44876)]