380051276

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{21757}}^1$

素因数の和:22169

約数の個数: 24

約数和(自身を含む): 727413456

約数和(自身を除く): 347362180

約数列:

[1, 2, 4, 11, 22, 44, 397, 794, 1588, 4367, 8734, 17468, 21757, 43514, 87028, 239327, 478654, 957308, 8637529, 17275058, 34550116, 95012819, 190025638, 380051276]

約数ペア:

[(1, 380051276), (2, 190025638), (4, 95012819), (11, 34550116), (22, 17275058), (44, 8637529), (397, 957308), (794, 478654), (1588, 239327), (4367, 87028), (8734, 43514), (17468, 21757)]