9023140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{64451}}^1$

素因数の和:64467

約数の個数: 24

約数和(自身を含む): 21655872

約数和(自身を除く): 12632732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 64451, 128902, 257804, 322255, 451157, 644510, 902314, 1289020, 1804628, 2255785, 4511570, 9023140]

約数ペア:

[(1, 9023140), (2, 4511570), (4, 2255785), (5, 1804628), (7, 1289020), (10, 902314), (14, 644510), (20, 451157), (28, 322255), (35, 257804), (70, 128902), (140, 64451)]