1266302840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{48779}}^1$

素因数の和:48860

約数の個数: 64

約数和(自身を含む): 3160944000

約数和(自身を除く): 1894641160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 88, 110, 118, 220, 236, 295, 440, 472, 590, 649, 1180, 1298, 2360, 2596, 3245, 5192, 6490, 12980, 25960, 48779, 97558, 195116, 243895, 390232, 487790, 536569, 975580, 1073138, 1951160, 2146276, 2682845, 2877961, 4292552, 5365690, 5755922, 10731380, 11511844, 14389805, 21462760, 23023688, 28779610, 31657571, 57559220, 63315142, 115118440, 126630284, 158287855, 253260568, 316575710, 633151420, 1266302840]

約数ペア:

[(1, 1266302840), (2, 633151420), (4, 316575710), (5, 253260568), (8, 158287855), (10, 126630284), (11, 115118440), (20, 63315142), (22, 57559220), (40, 31657571), (44, 28779610), (55, 23023688), (59, 21462760), (88, 14389805), (110, 11511844), (118, 10731380), (220, 5755922), (236, 5365690), (295, 4292552), (440, 2877961), (472, 2682845), (590, 2146276), (649, 1951160), (1180, 1073138), (1298, 975580), (2360, 536569), (2596, 487790), (3245, 390232), (5192, 243895), (6490, 195116), (12980, 97558), (25960, 48779)]