11445640

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1033}}^1$

素因数の和:1321

約数の個数: 32

約数和(自身を含む): 25870680

約数和(自身を除く): 14425040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1033, 1108, 1385, 2066, 2216, 2770, 4132, 5165, 5540, 8264, 10330, 11080, 20660, 41320, 286141, 572282, 1144564, 1430705, 2289128, 2861410, 5722820, 11445640]

約数ペア:

[(1, 11445640), (2, 5722820), (4, 2861410), (5, 2289128), (8, 1430705), (10, 1144564), (20, 572282), (40, 286141), (277, 41320), (554, 20660), (1033, 11080), (1108, 10330), (1385, 8264), (2066, 5540), (2216, 5165), (2770, 4132)]