28413620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{48989}}^1$

素因数の和:49027

約数の個数: 24

約数和(自身を含む): 61727400

約数和(自身を除く): 33313780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 48989, 97978, 195956, 244945, 489890, 979780, 1420681, 2841362, 5682724, 7103405, 14206810, 28413620]

約数ペア:

[(1, 28413620), (2, 14206810), (4, 7103405), (5, 5682724), (10, 2841362), (20, 1420681), (29, 979780), (58, 489890), (116, 244945), (145, 195956), (290, 97978), (580, 48989)]