66886460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{176017}}^1$

素因数の和:176045

約数の個数: 24

約数和(自身を含む): 147855120

約数和(自身を除く): 80968660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 176017, 352034, 704068, 880085, 1760170, 3344323, 3520340, 6688646, 13377292, 16721615, 33443230, 66886460]

約数ペア:

[(1, 66886460), (2, 33443230), (4, 16721615), (5, 13377292), (10, 6688646), (19, 3520340), (20, 3344323), (38, 1760170), (76, 880085), (95, 704068), (190, 352034), (380, 176017)]