380055980

素因数分解:

$2^2\times 5^1\times {\mathrm{19002799}}^1$

素因数の和:19002808

約数の個数: 12

約数和(自身を含む): 798117600

約数和(自身を除く): 418061620

約数列:

[1, 2, 4, 5, 10, 20, 19002799, 38005598, 76011196, 95013995, 190027990, 380055980]

約数ペア:

[(1, 380055980), (2, 190027990), (4, 95013995), (5, 76011196), (10, 38005598), (20, 19002799)]