74109640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3917}}^1$

素因数の和:3982

約数の個数: 64

約数和(自身を含む): 186183360

約数和(自身を除く): 112073720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 3784, 3917, 4730, 7834, 9460, 15668, 18920, 19585, 31336, 39170, 43087, 78340, 86174, 156680, 168431, 172348, 215435, 336862, 344696, 430870, 673724, 842155, 861740, 1347448, 1684310, 1723480, 1852741, 3368620, 3705482, 6737240, 7410964, 9263705, 14821928, 18527410, 37054820, 74109640]

約数ペア:

[(1, 74109640), (2, 37054820), (4, 18527410), (5, 14821928), (8, 9263705), (10, 7410964), (11, 6737240), (20, 3705482), (22, 3368620), (40, 1852741), (43, 1723480), (44, 1684310), (55, 1347448), (86, 861740), (88, 842155), (110, 673724), (172, 430870), (215, 344696), (220, 336862), (344, 215435), (430, 172348), (440, 168431), (473, 156680), (860, 86174), (946, 78340), (1720, 43087), (1892, 39170), (2365, 31336), (3784, 19585), (3917, 18920), (4730, 15668), (7834, 9460)]