123417320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{18257}}^1$

素因数の和:18294

約数の個数: 48

約数和(自身を含む): 300709260

約数和(自身を除く): 177291940

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 18257, 36514, 73028, 91285, 146056, 182570, 237341, 365140, 474682, 730280, 949364, 1186705, 1898728, 2373410, 3085433, 4746820, 6170866, 9493640, 12341732, 15427165, 24683464, 30854330, 61708660, 123417320]

約数ペア:

[(1, 123417320), (2, 61708660), (4, 30854330), (5, 24683464), (8, 15427165), (10, 12341732), (13, 9493640), (20, 6170866), (26, 4746820), (40, 3085433), (52, 2373410), (65, 1898728), (104, 1186705), (130, 949364), (169, 730280), (260, 474682), (338, 365140), (520, 237341), (676, 182570), (845, 146056), (1352, 91285), (1690, 73028), (3380, 36514), (6760, 18257)]