16163320

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1291}}^1$

素因数の和:1615

約数の個数: 32

約数和(自身を含む): 36511920

約数和(自身を除く): 20348600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1291, 1565, 2504, 2582, 3130, 5164, 6260, 6455, 10328, 12520, 12910, 25820, 51640, 404083, 808166, 1616332, 2020415, 3232664, 4040830, 8081660, 16163320]

約数ペア:

[(1, 16163320), (2, 8081660), (4, 4040830), (5, 3232664), (8, 2020415), (10, 1616332), (20, 808166), (40, 404083), (313, 51640), (626, 25820), (1252, 12910), (1291, 12520), (1565, 10328), (2504, 6455), (2582, 6260), (3130, 5164)]