20544040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{46691}}^1$

素因数の和:46713

約数の個数: 32

約数和(自身を含む): 50427360

約数和(自身を除く): 29883320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 46691, 93382, 186764, 233455, 373528, 466910, 513601, 933820, 1027202, 1867640, 2054404, 2568005, 4108808, 5136010, 10272020, 20544040]

約数ペア:

[(1, 20544040), (2, 10272020), (4, 5136010), (5, 4108808), (8, 2568005), (10, 2054404), (11, 1867640), (20, 1027202), (22, 933820), (40, 513601), (44, 466910), (55, 373528), (88, 233455), (110, 186764), (220, 93382), (440, 46691)]