394067590420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2814768503}}^1$

素因数の和:2814768519

約数の個数: 24

約数和(自身を含む): 945762217344

約数和(自身を除く): 551694626924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2814768503, 5629537006, 11259074012, 14073842515, 19703379521, 28147685030, 39406759042, 56295370060, 78813518084, 98516897605, 197033795210, 394067590420]

約数ペア:

[(1, 394067590420), (2, 197033795210), (4, 98516897605), (5, 78813518084), (7, 56295370060), (10, 39406759042), (14, 28147685030), (20, 19703379521), (28, 14073842515), (35, 11259074012), (70, 5629537006), (140, 2814768503)]