1780062820

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1072327}}^1$

素因数の和:1072419

約数の個数: 24

約数和(自身を含む): 3783173184

約数和(自身を除く): 2003110364

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 1072327, 2144654, 4289308, 5361635, 10723270, 21446540, 89003141, 178006282, 356012564, 445015705, 890031410, 1780062820]

約数ペア:

[(1, 1780062820), (2, 890031410), (4, 445015705), (5, 356012564), (10, 178006282), (20, 89003141), (83, 21446540), (166, 10723270), (332, 5361635), (415, 4289308), (830, 2144654), (1660, 1072327)]