8513980

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4133}}^1$

素因数の和:4245

約数の個数: 24

約数和(自身を含む): 18057312

約数和(自身を除く): 9543332

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 4133, 8266, 16532, 20665, 41330, 82660, 425699, 851398, 1702796, 2128495, 4256990, 8513980]

約数ペア:

[(1, 8513980), (2, 4256990), (4, 2128495), (5, 1702796), (10, 851398), (20, 425699), (103, 82660), (206, 41330), (412, 20665), (515, 16532), (1030, 8266), (2060, 4133)]