28006820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{82373}}^1$

素因数の和:82399

約数の個数: 24

約数和(自身を含む): 62274744

約数和(自身を除く): 34267924

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 82373, 164746, 329492, 411865, 823730, 1400341, 1647460, 2800682, 5601364, 7001705, 14003410, 28006820]

約数ペア:

[(1, 28006820), (2, 14003410), (4, 7001705), (5, 5601364), (10, 2800682), (17, 1647460), (20, 1400341), (34, 823730), (68, 411865), (85, 329492), (170, 164746), (340, 82373)]