13749160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:338

約数の個数: 64

約数和(自身を含む): 33120000

約数和(自身を除く): 19370840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 79, 95, 152, 158, 190, 229, 316, 380, 395, 458, 632, 760, 790, 916, 1145, 1501, 1580, 1832, 2290, 3002, 3160, 4351, 4580, 6004, 7505, 8702, 9160, 12008, 15010, 17404, 18091, 21755, 30020, 34808, 36182, 43510, 60040, 72364, 87020, 90455, 144728, 174040, 180910, 343729, 361820, 687458, 723640, 1374916, 1718645, 2749832, 3437290, 6874580, 13749160]

約数ペア:

[(1, 13749160), (2, 6874580), (4, 3437290), (5, 2749832), (8, 1718645), (10, 1374916), (19, 723640), (20, 687458), (38, 361820), (40, 343729), (76, 180910), (79, 174040), (95, 144728), (152, 90455), (158, 87020), (190, 72364), (229, 60040), (316, 43510), (380, 36182), (395, 34808), (458, 30020), (632, 21755), (760, 18091), (790, 17404), (916, 15010), (1145, 12008), (1501, 9160), (1580, 8702), (1832, 7505), (2290, 6004), (3002, 4580), (3160, 4351)]