1870296940

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{363871}}^1$

素因数の和:364137

約数の個数: 24

約数和(自身を含む): 3942916992

約数和(自身を除く): 2072620052

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 363871, 727742, 1455484, 1819355, 3638710, 7277420, 93514847, 187029694, 374059388, 467574235, 935148470, 1870296940]

約数ペア:

[(1, 1870296940), (2, 935148470), (4, 467574235), (5, 374059388), (10, 187029694), (20, 93514847), (257, 7277420), (514, 3638710), (1028, 1819355), (1285, 1455484), (2570, 727742), (5140, 363871)]