4489802020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20408191}}^1$

素因数の和:20408211

約数の個数: 24

約数和(自身を含む): 10285728768

約数和(自身を除く): 5795926748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 20408191, 40816382, 81632764, 102040955, 204081910, 224490101, 408163820, 448980202, 897960404, 1122450505, 2244901010, 4489802020]

約数ペア:

[(1, 4489802020), (2, 2244901010), (4, 1122450505), (5, 897960404), (10, 448980202), (11, 408163820), (20, 224490101), (22, 204081910), (44, 102040955), (55, 81632764), (110, 40816382), (220, 20408191)]