1418989840

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{127607}}^1$

素因数の和:127759

約数の個数: 40

約数和(自身を含む): 3322912320

約数和(自身を除く): 1903922480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 11120, 127607, 255214, 510428, 638035, 1020856, 1276070, 2041712, 2552140, 5104280, 10208560, 17737373, 35474746, 70949492, 88686865, 141898984, 177373730, 283797968, 354747460, 709494920, 1418989840]

約数ペア:

[(1, 1418989840), (2, 709494920), (4, 354747460), (5, 283797968), (8, 177373730), (10, 141898984), (16, 88686865), (20, 70949492), (40, 35474746), (80, 17737373), (139, 10208560), (278, 5104280), (556, 2552140), (695, 2041712), (1112, 1276070), (1390, 1020856), (2224, 638035), (2780, 510428), (5560, 255214), (11120, 127607)]