40288262

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:660

約数の個数: 32

約数和(自身を含む): 71040000

約数和(自身を除く): 30751738

約数列:

[1, 2, 7, 14, 73, 79, 146, 158, 499, 511, 553, 998, 1022, 1106, 3493, 5767, 6986, 11534, 36427, 39421, 40369, 72854, 78842, 80738, 254989, 275947, 509978, 551894, 2877733, 5755466, 20144131, 40288262]

約数ペア:

[(1, 40288262), (2, 20144131), (7, 5755466), (14, 2877733), (73, 551894), (79, 509978), (146, 275947), (158, 254989), (499, 80738), (511, 78842), (553, 72854), (998, 40369), (1022, 39421), (1106, 36427), (3493, 11534), (5767, 6986)]