1709399680

素因数分解:

$2^7\times 5^1\times {\mathrm{127}}^1\times {\mathrm{21031}}^1$

素因数の和:21177

約数の個数: 64

約数和(自身を含む): 4118906880

約数和(自身を除く): 2409507200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 320, 508, 635, 640, 1016, 1270, 2032, 2540, 4064, 5080, 8128, 10160, 16256, 20320, 21031, 40640, 42062, 81280, 84124, 105155, 168248, 210310, 336496, 420620, 672992, 841240, 1345984, 1682480, 2670937, 2691968, 3364960, 5341874, 6729920, 10683748, 13354685, 13459840, 21367496, 26709370, 42734992, 53418740, 85469984, 106837480, 170939968, 213674960, 341879936, 427349920, 854699840, 1709399680]

約数ペア:

[(1, 1709399680), (2, 854699840), (4, 427349920), (5, 341879936), (8, 213674960), (10, 170939968), (16, 106837480), (20, 85469984), (32, 53418740), (40, 42734992), (64, 26709370), (80, 21367496), (127, 13459840), (128, 13354685), (160, 10683748), (254, 6729920), (320, 5341874), (508, 3364960), (635, 2691968), (640, 2670937), (1016, 1682480), (1270, 1345984), (2032, 841240), (2540, 672992), (4064, 420620), (5080, 336496), (8128, 210310), (10160, 168248), (16256, 105155), (20320, 84124), (21031, 81280), (40640, 42062)]