419040860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2993149}}^1$

素因数の和:2993165

約数の個数: 24

約数和(自身を含む): 1005698400

約数和(自身を除く): 586657540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2993149, 5986298, 11972596, 14965745, 20952043, 29931490, 41904086, 59862980, 83808172, 104760215, 209520430, 419040860]

約数ペア:

[(1, 419040860), (2, 209520430), (4, 104760215), (5, 83808172), (7, 59862980), (10, 41904086), (14, 29931490), (20, 20952043), (28, 14965745), (35, 11972596), (70, 5986298), (140, 2993149)]