208673660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1\times {\mathrm{911}}^1$

素因数の和:1814

約数の個数: 48

約数和(自身を含む): 472977792

約数和(自身を除く): 264304132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 881, 911, 1762, 1822, 3524, 3644, 4405, 4555, 8810, 9110, 11453, 11843, 17620, 18220, 22906, 23686, 45812, 47372, 57265, 59215, 114530, 118430, 229060, 236860, 802591, 1605182, 3210364, 4012955, 8025910, 10433683, 16051820, 20867366, 41734732, 52168415, 104336830, 208673660]

約数ペア:

[(1, 208673660), (2, 104336830), (4, 52168415), (5, 41734732), (10, 20867366), (13, 16051820), (20, 10433683), (26, 8025910), (52, 4012955), (65, 3210364), (130, 1605182), (260, 802591), (881, 236860), (911, 229060), (1762, 118430), (1822, 114530), (3524, 59215), (3644, 57265), (4405, 47372), (4555, 45812), (8810, 23686), (9110, 22906), (11453, 18220), (11843, 17620)]