2019964580

素因数分解:

$2^2\times 5^1\times {\mathrm{1901}}^1\times {\mathrm{53129}}^1$

素因数の和:55039

約数の個数: 24

約数和(自身を含む): 4244236920

約数和(自身を除く): 2224272340

約数列:

[1, 2, 4, 5, 10, 20, 1901, 3802, 7604, 9505, 19010, 38020, 53129, 106258, 212516, 265645, 531290, 1062580, 100998229, 201996458, 403992916, 504991145, 1009982290, 2019964580]

約数ペア:

[(1, 2019964580), (2, 1009982290), (4, 504991145), (5, 403992916), (10, 201996458), (20, 100998229), (1901, 1062580), (3802, 531290), (7604, 265645), (9505, 212516), (19010, 106258), (38020, 53129)]