16219840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1$

素因数の和:594

約数の個数: 112

約数和(自身を含む): 47621952

約数和(自身を除く): 31402112

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 557, 560, 728, 832, 910, 1040, 1114, 1120, 1456, 1820, 2080, 2228, 2240, 2785, 2912, 3640, 3899, 4160, 4456, 5570, 5824, 7241, 7280, 7798, 8912, 11140, 14482, 14560, 15596, 17824, 19495, 22280, 28964, 29120, 31192, 35648, 36205, 38990, 44560, 50687, 57928, 62384, 72410, 77980, 89120, 101374, 115856, 124768, 144820, 155960, 178240, 202748, 231712, 249536, 253435, 289640, 311920, 405496, 463424, 506870, 579280, 623840, 810992, 1013740, 1158560, 1247680, 1621984, 2027480, 2317120, 3243968, 4054960, 8109920, 16219840]

約数ペア:

[(1, 16219840), (2, 8109920), (4, 4054960), (5, 3243968), (7, 2317120), (8, 2027480), (10, 1621984), (13, 1247680), (14, 1158560), (16, 1013740), (20, 810992), (26, 623840), (28, 579280), (32, 506870), (35, 463424), (40, 405496), (52, 311920), (56, 289640), (64, 253435), (65, 249536), (70, 231712), (80, 202748), (91, 178240), (104, 155960), (112, 144820), (130, 124768), (140, 115856), (160, 101374), (182, 89120), (208, 77980), (224, 72410), (260, 62384), (280, 57928), (320, 50687), (364, 44560), (416, 38990), (448, 36205), (455, 35648), (520, 31192), (557, 29120), (560, 28964), (728, 22280), (832, 19495), (910, 17824), (1040, 15596), (1114, 14560), (1120, 14482), (1456, 11140), (1820, 8912), (2080, 7798), (2228, 7280), (2240, 7241), (2785, 5824), (2912, 5570), (3640, 4456), (3899, 4160)]