29105440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1999}}^1$

素因数の和:2034

約数の個数: 96

約数和(自身を含む): 84672000

約数和(自身を除く): 55566560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 1999, 2080, 2912, 3640, 3998, 7280, 7996, 9995, 13993, 14560, 15992, 19990, 25987, 27986, 31984, 39980, 51974, 55972, 63968, 69965, 79960, 103948, 111944, 129935, 139930, 159920, 181909, 207896, 223888, 259870, 279860, 319840, 363818, 415792, 447776, 519740, 559720, 727636, 831584, 909545, 1039480, 1119440, 1455272, 1819090, 2078960, 2238880, 2910544, 3638180, 4157920, 5821088, 7276360, 14552720, 29105440]

約数ペア:

[(1, 29105440), (2, 14552720), (4, 7276360), (5, 5821088), (7, 4157920), (8, 3638180), (10, 2910544), (13, 2238880), (14, 2078960), (16, 1819090), (20, 1455272), (26, 1119440), (28, 1039480), (32, 909545), (35, 831584), (40, 727636), (52, 559720), (56, 519740), (65, 447776), (70, 415792), (80, 363818), (91, 319840), (104, 279860), (112, 259870), (130, 223888), (140, 207896), (160, 181909), (182, 159920), (208, 139930), (224, 129935), (260, 111944), (280, 103948), (364, 79960), (416, 69965), (455, 63968), (520, 55972), (560, 51974), (728, 39980), (910, 31984), (1040, 27986), (1120, 25987), (1456, 19990), (1820, 15992), (1999, 14560), (2080, 13993), (2912, 9995), (3640, 7996), (3998, 7280)]