15996220

素因数分解:

$2^2\times 5^1\times {\mathrm{761}}^1\times {\mathrm{1051}}^1$

素因数の和:1821

約数の個数: 24

約数和(自身を含む): 33668208

約数和(自身を除く): 17671988

約数列:

[1, 2, 4, 5, 10, 20, 761, 1051, 1522, 2102, 3044, 3805, 4204, 5255, 7610, 10510, 15220, 21020, 799811, 1599622, 3199244, 3999055, 7998110, 15996220]

約数ペア:

[(1, 15996220), (2, 7998110), (4, 3999055), (5, 3199244), (10, 1599622), (20, 799811), (761, 21020), (1051, 15220), (1522, 10510), (2102, 7610), (3044, 5255), (3805, 4204)]