531948620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{21227}}^1$

素因数の和:21422

約数の個数: 48

約数和(自身を含む): 1283869440

約数和(自身を除く): 751920820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179, 358, 716, 895, 1253, 1790, 2506, 3580, 5012, 6265, 12530, 21227, 25060, 42454, 84908, 106135, 148589, 212270, 297178, 424540, 594356, 742945, 1485890, 2971780, 3799633, 7599266, 15198532, 18998165, 26597431, 37996330, 53194862, 75992660, 106389724, 132987155, 265974310, 531948620]

約数ペア:

[(1, 531948620), (2, 265974310), (4, 132987155), (5, 106389724), (7, 75992660), (10, 53194862), (14, 37996330), (20, 26597431), (28, 18998165), (35, 15198532), (70, 7599266), (140, 3799633), (179, 2971780), (358, 1485890), (716, 742945), (895, 594356), (1253, 424540), (1790, 297178), (2506, 212270), (3580, 148589), (5012, 106135), (6265, 84908), (12530, 42454), (21227, 25060)]