2008325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:197

約数の個数: 24

約数和(自身を含む): 2782560

約数和(自身を除く): 774235

約数列:

[1, 5, 11, 25, 55, 67, 109, 275, 335, 545, 737, 1199, 1675, 2725, 3685, 5995, 7303, 18425, 29975, 36515, 80333, 182575, 401665, 2008325]

約数ペア:

[(1, 2008325), (5, 401665), (11, 182575), (25, 80333), (55, 36515), (67, 29975), (109, 18425), (275, 7303), (335, 5995), (545, 3685), (737, 2725), (1199, 1675)]