86277860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2083}}^1$

素因数の和:2220

約数の個数: 48

約数和(自身を含む): 192561600

約数和(自身を除く): 106283740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 109, 190, 218, 380, 436, 545, 1090, 2071, 2083, 2180, 4142, 4166, 8284, 8332, 10355, 10415, 20710, 20830, 39577, 41420, 41660, 79154, 158308, 197885, 227047, 395770, 454094, 791540, 908188, 1135235, 2270470, 4313893, 4540940, 8627786, 17255572, 21569465, 43138930, 86277860]

約数ペア:

[(1, 86277860), (2, 43138930), (4, 21569465), (5, 17255572), (10, 8627786), (19, 4540940), (20, 4313893), (38, 2270470), (76, 1135235), (95, 908188), (109, 791540), (190, 454094), (218, 395770), (380, 227047), (436, 197885), (545, 158308), (1090, 79154), (2071, 41660), (2083, 41420), (2180, 39577), (4142, 20830), (4166, 20710), (8284, 10415), (8332, 10355)]