140949680

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{13873}}^1$

素因数の和:14013

約数の個数: 40

約数和(自身を含む): 330312192

約数和(自身を除く): 189362512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 13873, 27746, 55492, 69365, 110984, 138730, 221968, 277460, 554920, 1109840, 1761871, 3523742, 7047484, 8809355, 14094968, 17618710, 28189936, 35237420, 70474840, 140949680]

約数ペア:

[(1, 140949680), (2, 70474840), (4, 35237420), (5, 28189936), (8, 17618710), (10, 14094968), (16, 8809355), (20, 7047484), (40, 3523742), (80, 1761871), (127, 1109840), (254, 554920), (508, 277460), (635, 221968), (1016, 138730), (1270, 110984), (2032, 69365), (2540, 55492), (5080, 27746), (10160, 13873)]