130178380

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{20929}}^1$

素因数の和:21249

約数の個数: 24

約数和(自身を含む): 274266720

約数和(自身を除く): 144088340

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 20929, 41858, 83716, 104645, 209290, 418580, 6508919, 13017838, 26035676, 32544595, 65089190, 130178380]

約数ペア:

[(1, 130178380), (2, 65089190), (4, 32544595), (5, 26035676), (10, 13017838), (20, 6508919), (311, 418580), (622, 209290), (1244, 104645), (1555, 83716), (3110, 41858), (6220, 20929)]