8167460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{257}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 19764864

約数和(自身を除く): 11597404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 227, 257, 454, 514, 908, 1028, 1135, 1285, 1589, 1799, 2270, 2570, 3178, 3598, 4540, 5140, 6356, 7196, 7945, 8995, 15890, 17990, 31780, 35980, 58339, 116678, 233356, 291695, 408373, 583390, 816746, 1166780, 1633492, 2041865, 4083730, 8167460]

約数ペア:

[(1, 8167460), (2, 4083730), (4, 2041865), (5, 1633492), (7, 1166780), (10, 816746), (14, 583390), (20, 408373), (28, 291695), (35, 233356), (70, 116678), (140, 58339), (227, 35980), (257, 31780), (454, 17990), (514, 15890), (908, 8995), (1028, 7945), (1135, 7196), (1285, 6356), (1589, 5140), (1799, 4540), (2270, 3598), (2570, 3178)]