4785220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21751}}^1$

素因数の和:21771

約数の個数: 24

約数和(自身を含む): 10963008

約数和(自身を除く): 6177788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 21751, 43502, 87004, 108755, 217510, 239261, 435020, 478522, 957044, 1196305, 2392610, 4785220]

約数ペア:

[(1, 4785220), (2, 2392610), (4, 1196305), (5, 957044), (10, 478522), (11, 435020), (20, 239261), (22, 217510), (44, 108755), (55, 87004), (110, 43502), (220, 21751)]