1336690640

素因数分解:

$2^4\times 5^1\times {\mathrm{16708633}}^1$

素因数の和:16708646

約数の個数: 20

約数和(自身を含む): 3107805924

約数和(自身を除く): 1771115284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 16708633, 33417266, 66834532, 83543165, 133669064, 167086330, 267338128, 334172660, 668345320, 1336690640]

約数ペア:

[(1, 1336690640), (2, 668345320), (4, 334172660), (5, 267338128), (8, 167086330), (10, 133669064), (16, 83543165), (20, 66834532), (40, 33417266), (80, 16708633)]