2020014975

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{7873}}^1$

素因数の和:8208

約数の個数: 48

約数和(自身を含む): 3655551744

約数和(自身を除く): 1635536769

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 311, 825, 933, 1555, 3421, 4665, 7775, 7873, 10263, 17105, 23325, 23619, 39365, 51315, 85525, 86603, 118095, 196825, 256575, 259809, 433015, 590475, 1299045, 2165075, 2448503, 6495225, 7345509, 12242515, 26933533, 36727545, 61212575, 80800599, 134667665, 183637725, 404002995, 673338325, 2020014975]

約数ペア:

[(1, 2020014975), (3, 673338325), (5, 404002995), (11, 183637725), (15, 134667665), (25, 80800599), (33, 61212575), (55, 36727545), (75, 26933533), (165, 12242515), (275, 7345509), (311, 6495225), (825, 2448503), (933, 2165075), (1555, 1299045), (3421, 590475), (4665, 433015), (7775, 259809), (7873, 256575), (10263, 196825), (17105, 118095), (23325, 86603), (23619, 85525), (39365, 51315)]