28252220360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7761599}}^1$

素因数の和:7761630

約数の個数: 64

約数和(自身を含む): 78236928000

約数和(自身を除く): 49984707640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 7761599, 15523198, 31046396, 38807995, 54331193, 62092792, 77615990, 100900787, 108662386, 155231980, 201801574, 217324772, 271655965, 310463960, 403603148, 434649544, 504503935, 543311930, 706305509, 807206296, 1009007870, 1086623860, 1412611018, 2018015740, 2173247720, 2825222036, 3531527545, 4036031480, 5650444072, 7063055090, 14126110180, 28252220360]

約数ペア:

[(1, 28252220360), (2, 14126110180), (4, 7063055090), (5, 5650444072), (7, 4036031480), (8, 3531527545), (10, 2825222036), (13, 2173247720), (14, 2018015740), (20, 1412611018), (26, 1086623860), (28, 1009007870), (35, 807206296), (40, 706305509), (52, 543311930), (56, 504503935), (65, 434649544), (70, 403603148), (91, 310463960), (104, 271655965), (130, 217324772), (140, 201801574), (182, 155231980), (260, 108662386), (280, 100900787), (364, 77615990), (455, 62092792), (520, 54331193), (728, 38807995), (910, 31046396), (1820, 15523198), (3640, 7761599)]