13438880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1$

素因数の和:119

約数の個数: 144

約数和(自身を含む): 39844224

約数和(自身を除く): 26405344

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 71, 80, 91, 104, 112, 130, 140, 142, 160, 169, 182, 208, 224, 260, 280, 284, 338, 355, 364, 416, 455, 497, 520, 560, 568, 676, 710, 728, 845, 910, 923, 994, 1040, 1120, 1136, 1183, 1352, 1420, 1456, 1690, 1820, 1846, 1988, 2080, 2272, 2366, 2485, 2704, 2840, 2912, 3380, 3640, 3692, 3976, 4615, 4732, 4970, 5408, 5680, 5915, 6461, 6760, 7280, 7384, 7952, 9230, 9464, 9940, 11360, 11830, 11999, 12922, 13520, 14560, 14768, 15904, 18460, 18928, 19880, 23660, 23998, 25844, 27040, 29536, 32305, 36920, 37856, 39760, 47320, 47996, 51688, 59995, 64610, 73840, 79520, 83993, 94640, 95992, 103376, 119990, 129220, 147680, 167986, 189280, 191984, 206752, 239980, 258440, 335972, 383968, 419965, 479960, 516880, 671944, 839930, 959920, 1033760, 1343888, 1679860, 1919840, 2687776, 3359720, 6719440, 13438880]

約数ペア:

[(1, 13438880), (2, 6719440), (4, 3359720), (5, 2687776), (7, 1919840), (8, 1679860), (10, 1343888), (13, 1033760), (14, 959920), (16, 839930), (20, 671944), (26, 516880), (28, 479960), (32, 419965), (35, 383968), (40, 335972), (52, 258440), (56, 239980), (65, 206752), (70, 191984), (71, 189280), (80, 167986), (91, 147680), (104, 129220), (112, 119990), (130, 103376), (140, 95992), (142, 94640), (160, 83993), (169, 79520), (182, 73840), (208, 64610), (224, 59995), (260, 51688), (280, 47996), (284, 47320), (338, 39760), (355, 37856), (364, 36920), (416, 32305), (455, 29536), (497, 27040), (520, 25844), (560, 23998), (568, 23660), (676, 19880), (710, 18928), (728, 18460), (845, 15904), (910, 14768), (923, 14560), (994, 13520), (1040, 12922), (1120, 11999), (1136, 11830), (1183, 11360), (1352, 9940), (1420, 9464), (1456, 9230), (1690, 7952), (1820, 7384), (1846, 7280), (1988, 6760), (2080, 6461), (2272, 5915), (2366, 5680), (2485, 5408), (2704, 4970), (2840, 4732), (2912, 4615), (3380, 3976), (3640, 3692)]