39810680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10937}}^1$

素因数の和:10968

約数の個数: 64

約数和(自身を含む): 110255040

約数和(自身を除く): 70444360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 10937, 21874, 43748, 54685, 76559, 87496, 109370, 142181, 153118, 218740, 284362, 306236, 382795, 437480, 568724, 612472, 710905, 765590, 995267, 1137448, 1421810, 1531180, 1990534, 2843620, 3062360, 3981068, 4976335, 5687240, 7962136, 9952670, 19905340, 39810680]

約数ペア:

[(1, 39810680), (2, 19905340), (4, 9952670), (5, 7962136), (7, 5687240), (8, 4976335), (10, 3981068), (13, 3062360), (14, 2843620), (20, 1990534), (26, 1531180), (28, 1421810), (35, 1137448), (40, 995267), (52, 765590), (56, 710905), (65, 612472), (70, 568724), (91, 437480), (104, 382795), (130, 306236), (140, 284362), (182, 218740), (260, 153118), (280, 142181), (364, 109370), (455, 87496), (520, 76559), (728, 54685), (910, 43748), (1820, 21874), (3640, 10937)]