26540720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{919}}^1$

素因数の和:970

約数の個数: 60

約数和(自身を含む): 65196720

約数和(自身を除く): 38656000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 919, 1444, 1520, 1805, 1838, 2888, 3610, 3676, 4595, 5776, 7220, 7352, 9190, 14440, 14704, 17461, 18380, 28880, 34922, 36760, 69844, 73520, 87305, 139688, 174610, 279376, 331759, 349220, 663518, 698440, 1327036, 1396880, 1658795, 2654072, 3317590, 5308144, 6635180, 13270360, 26540720]

約数ペア:

[(1, 26540720), (2, 13270360), (4, 6635180), (5, 5308144), (8, 3317590), (10, 2654072), (16, 1658795), (19, 1396880), (20, 1327036), (38, 698440), (40, 663518), (76, 349220), (80, 331759), (95, 279376), (152, 174610), (190, 139688), (304, 87305), (361, 73520), (380, 69844), (722, 36760), (760, 34922), (919, 28880), (1444, 18380), (1520, 17461), (1805, 14704), (1838, 14440), (2888, 9190), (3610, 7352), (3676, 7220), (4595, 5776)]