5380960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{199}}^1$

素因数の和:240

約数の個数: 72

約数和(自身を含む): 13834800

約数和(自身を除く): 8453840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 199, 208, 260, 338, 398, 416, 520, 676, 796, 845, 995, 1040, 1352, 1592, 1690, 1990, 2080, 2587, 2704, 3184, 3380, 3980, 5174, 5408, 6368, 6760, 7960, 10348, 12935, 13520, 15920, 20696, 25870, 27040, 31840, 33631, 41392, 51740, 67262, 82784, 103480, 134524, 168155, 206960, 269048, 336310, 413920, 538096, 672620, 1076192, 1345240, 2690480, 5380960]

約数ペア:

[(1, 5380960), (2, 2690480), (4, 1345240), (5, 1076192), (8, 672620), (10, 538096), (13, 413920), (16, 336310), (20, 269048), (26, 206960), (32, 168155), (40, 134524), (52, 103480), (65, 82784), (80, 67262), (104, 51740), (130, 41392), (160, 33631), (169, 31840), (199, 27040), (208, 25870), (260, 20696), (338, 15920), (398, 13520), (416, 12935), (520, 10348), (676, 7960), (796, 6760), (845, 6368), (995, 5408), (1040, 5174), (1352, 3980), (1592, 3380), (1690, 3184), (1990, 2704), (2080, 2587)]