16228780

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{2141}}^1$

素因数の和:2529

約数の個数: 24

約数和(自身を含む): 34186320

約数和(自身を除く): 17957540

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 2141, 3790, 4282, 7580, 8564, 10705, 21410, 42820, 811439, 1622878, 3245756, 4057195, 8114390, 16228780]

約数ペア:

[(1, 16228780), (2, 8114390), (4, 4057195), (5, 3245756), (10, 1622878), (20, 811439), (379, 42820), (758, 21410), (1516, 10705), (1895, 8564), (2141, 7580), (3790, 4282)]