4156780

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{677}}^1$

素因数の和:993

約数の個数: 24

約数和(自身を含む): 8770608

約数和(自身を除く): 4613828

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 677, 1228, 1354, 1535, 2708, 3070, 3385, 6140, 6770, 13540, 207839, 415678, 831356, 1039195, 2078390, 4156780]

約数ペア:

[(1, 4156780), (2, 2078390), (4, 1039195), (5, 831356), (10, 415678), (20, 207839), (307, 13540), (614, 6770), (677, 6140), (1228, 3385), (1354, 3070), (1535, 2708)]