20337080

素因数分解:

$2^3\times 5^1\times {\mathrm{677}}^1\times {\mathrm{751}}^1$

素因数の和:1439

約数の個数: 32

約数和(自身を含む): 45887040

約数和(自身を除く): 25549960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 677, 751, 1354, 1502, 2708, 3004, 3385, 3755, 5416, 6008, 6770, 7510, 13540, 15020, 27080, 30040, 508427, 1016854, 2033708, 2542135, 4067416, 5084270, 10168540, 20337080]

約数ペア:

[(1, 20337080), (2, 10168540), (4, 5084270), (5, 4067416), (8, 2542135), (10, 2033708), (20, 1016854), (40, 508427), (677, 30040), (751, 27080), (1354, 15020), (1502, 13540), (2708, 7510), (3004, 6770), (3385, 6008), (3755, 5416)]