2580680

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{433}}^1$

素因数の和:593

約数の個数: 32

約数和(自身を含む): 5859000

約数和(自身を除く): 3278320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 433, 596, 745, 866, 1192, 1490, 1732, 2165, 2980, 3464, 4330, 5960, 8660, 17320, 64517, 129034, 258068, 322585, 516136, 645170, 1290340, 2580680]

約数ペア:

[(1, 2580680), (2, 1290340), (4, 645170), (5, 516136), (8, 322585), (10, 258068), (20, 129034), (40, 64517), (149, 17320), (298, 8660), (433, 5960), (596, 4330), (745, 3464), (866, 2980), (1192, 2165), (1490, 1732)]