13270360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{919}}^1$

素因数の和:968

約数の個数: 48

約数和(自身を含む): 31546800

約数和(自身を除く): 18276440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 919, 1444, 1805, 1838, 2888, 3610, 3676, 4595, 7220, 7352, 9190, 14440, 17461, 18380, 34922, 36760, 69844, 87305, 139688, 174610, 331759, 349220, 663518, 698440, 1327036, 1658795, 2654072, 3317590, 6635180, 13270360]

約数ペア:

[(1, 13270360), (2, 6635180), (4, 3317590), (5, 2654072), (8, 1658795), (10, 1327036), (19, 698440), (20, 663518), (38, 349220), (40, 331759), (76, 174610), (95, 139688), (152, 87305), (190, 69844), (361, 36760), (380, 34922), (722, 18380), (760, 17461), (919, 14440), (1444, 9190), (1805, 7352), (1838, 7220), (2888, 4595), (3610, 3676)]