15897220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{27409}}^1$

素因数の和:27447

約数の個数: 24

約数和(自身を含む): 34536600

約数和(自身を除く): 18639380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 27409, 54818, 109636, 137045, 274090, 548180, 794861, 1589722, 3179444, 3974305, 7948610, 15897220]

約数ペア:

[(1, 15897220), (2, 7948610), (4, 3974305), (5, 3179444), (10, 1589722), (20, 794861), (29, 548180), (58, 274090), (116, 137045), (145, 109636), (290, 54818), (580, 27409)]