2856940

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{677}}^1$

素因数の和:897

約数の個数: 24

約数和(自身を含む): 6036912

約数和(自身を除く): 3179972

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 677, 844, 1055, 1354, 2110, 2708, 3385, 4220, 6770, 13540, 142847, 285694, 571388, 714235, 1428470, 2856940]

約数ペア:

[(1, 2856940), (2, 1428470), (4, 714235), (5, 571388), (10, 285694), (20, 142847), (211, 13540), (422, 6770), (677, 4220), (844, 3385), (1055, 2708), (1354, 2110)]