266935480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{953341}}^1$

素因数の和:953359

約数の個数: 32

約数和(自身を含む): 686406240

約数和(自身を除く): 419470760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 953341, 1906682, 3813364, 4766705, 6673387, 7626728, 9533410, 13346774, 19066820, 26693548, 33366935, 38133640, 53387096, 66733870, 133467740, 266935480]

約数ペア:

[(1, 266935480), (2, 133467740), (4, 66733870), (5, 53387096), (7, 38133640), (8, 33366935), (10, 26693548), (14, 19066820), (20, 13346774), (28, 9533410), (35, 7626728), (40, 6673387), (56, 4766705), (70, 3813364), (140, 1906682), (280, 953341)]