9400660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1$

素因数の和:712

約数の個数: 48

約数和(自身を含む): 21422016

約数和(自身を除く): 12021356

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 643, 731, 860, 1286, 1462, 2572, 2924, 3215, 3655, 6430, 7310, 10931, 12860, 14620, 21862, 27649, 43724, 54655, 55298, 109310, 110596, 138245, 218620, 276490, 470033, 552980, 940066, 1880132, 2350165, 4700330, 9400660]

約数ペア:

[(1, 9400660), (2, 4700330), (4, 2350165), (5, 1880132), (10, 940066), (17, 552980), (20, 470033), (34, 276490), (43, 218620), (68, 138245), (85, 110596), (86, 109310), (170, 55298), (172, 54655), (215, 43724), (340, 27649), (430, 21862), (643, 14620), (731, 12860), (860, 10931), (1286, 7310), (1462, 6430), (2572, 3655), (2924, 3215)]