4878280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11087}}^1$

素因数の和:11109

約数の個数: 32

約数和(自身を含む): 11975040

約数和(自身を除く): 7096760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 11087, 22174, 44348, 55435, 88696, 110870, 121957, 221740, 243914, 443480, 487828, 609785, 975656, 1219570, 2439140, 4878280]

約数ペア:

[(1, 4878280), (2, 2439140), (4, 1219570), (5, 975656), (8, 609785), (10, 487828), (11, 443480), (20, 243914), (22, 221740), (40, 121957), (44, 110870), (55, 88696), (88, 55435), (110, 44348), (220, 22174), (440, 11087)]