1344288640

素因数分解:

$2^7\times 5^1\times {\mathrm{2100451}}^1$

素因数の和:2100470

約数の個数: 32

約数和(自身を含む): 3213691560

約数和(自身を除く): 1869402920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 2100451, 4200902, 8401804, 10502255, 16803608, 21004510, 33607216, 42009020, 67214432, 84018040, 134428864, 168036080, 268857728, 336072160, 672144320, 1344288640]

約数ペア:

[(1, 1344288640), (2, 672144320), (4, 336072160), (5, 268857728), (8, 168036080), (10, 134428864), (16, 84018040), (20, 67214432), (32, 42009020), (40, 33607216), (64, 21004510), (80, 16803608), (128, 10502255), (160, 8401804), (320, 4200902), (640, 2100451)]