2040443320

素因数分解:

$2^3\times 5^1\times {\mathrm{5351}}^1\times {\mathrm{9533}}^1$

素因数の和:14895

約数の個数: 32

約数和(自身を含む): 4592337120

約数和(自身を除く): 2551893800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5351, 9533, 10702, 19066, 21404, 26755, 38132, 42808, 47665, 53510, 76264, 95330, 107020, 190660, 214040, 381320, 51011083, 102022166, 204044332, 255055415, 408088664, 510110830, 1020221660, 2040443320]

約数ペア:

[(1, 2040443320), (2, 1020221660), (4, 510110830), (5, 408088664), (8, 255055415), (10, 204044332), (20, 102022166), (40, 51011083), (5351, 381320), (9533, 214040), (10702, 190660), (19066, 107020), (21404, 95330), (26755, 76264), (38132, 53510), (42808, 47665)]