20780051030

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{137153}}^1$

素因数の和:137408

約数の個数: 32

約数和(自身を含む): 38019088800

約数和(自身を除く): 17239037770

約数列:

[1, 2, 5, 10, 109, 139, 218, 278, 545, 695, 1090, 1390, 15151, 30302, 75755, 137153, 151510, 274306, 685765, 1371530, 14949677, 19064267, 29899354, 38128534, 74748385, 95321335, 149496770, 190642670, 2078005103, 4156010206, 10390025515, 20780051030]

約数ペア:

[(1, 20780051030), (2, 10390025515), (5, 4156010206), (10, 2078005103), (109, 190642670), (139, 149496770), (218, 95321335), (278, 74748385), (545, 38128534), (695, 29899354), (1090, 19064267), (1390, 14949677), (15151, 1371530), (30302, 685765), (75755, 274306), (137153, 151510)]