2664460

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1049}}^1$

素因数の和:1185

約数の個数: 24

約数和(自身を含む): 5644800

約数和(自身を除く): 2980340

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1049, 1270, 2098, 2540, 4196, 5245, 10490, 20980, 133223, 266446, 532892, 666115, 1332230, 2664460]

約数ペア:

[(1, 2664460), (2, 1332230), (4, 666115), (5, 532892), (10, 266446), (20, 133223), (127, 20980), (254, 10490), (508, 5245), (635, 4196), (1049, 2540), (1270, 2098)]