13671640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17989}}^1$

素因数の和:18019

約数の個数: 32

約数和(自身を含む): 32382000

約数和(自身を除く): 18710360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 17989, 35978, 71956, 89945, 143912, 179890, 341791, 359780, 683582, 719560, 1367164, 1708955, 2734328, 3417910, 6835820, 13671640]

約数ペア:

[(1, 13671640), (2, 6835820), (4, 3417910), (5, 2734328), (8, 1708955), (10, 1367164), (19, 719560), (20, 683582), (38, 359780), (40, 341791), (76, 179890), (95, 143912), (152, 89945), (190, 71956), (380, 35978), (760, 17989)]